doc: Remove trailing blanks

doc/sphinx/phk/VSV00003.rst

@@ -83,7 +83,7 @@ that to a German Engineer...
 
 Nils Goroll from UPLEX didn't quite say *"Halten Sie Mein Bier…"*,
 but he did produce a VCL workaround right away, once again using
-the inline-C capability, to frob things which are normally 
+the inline-C capability, to frob things which are normally
 "No User Serviceable Parts Behind This Door".
 
 Bravo Nils!

doc/sphinx/phk/ip_address.rst

@@ -14,7 +14,7 @@ I'm old enough to remember `HOSTS.TXT` and the introduction of the DNS system.
 Those were the days when you got a class B network by sending a
 polite letter to California, getting a polite letter back, and then,
 some months later, when
-`RFC1166 INTERNET NUMBERS <https://tools.ietf.org/html/rfc1166>`_ 
+`RFC1166 INTERNET NUMBERS <https://tools.ietf.org/html/rfc1166>`_
 arrived with in semi-annual packet of printed RFCs,
 find out that letter had at typo and you had configured all of
 the European Parliaments 1200 computers on 136.172/16 instead of
@@ -43,7 +43,7 @@ why `ping 0x7f000001` becomes `127.0.0.1` and `0127.0.0.1`
 becomes `87.0.0.1`.
 
 If you read the manual page for `getaddrinfo(3)` you will find
-that it does not tell you that, it merely says it 
+that it does not tell you that, it merely says it
 `conforms to IEEE Std 1001`.
 
 But everybody knew what that was back in 1990, and nobody had firewalls
@@ -74,7 +74,7 @@ That has just become CVE-2021-29418 and CVE-2021-28918 and will
 probably become a dozen more, once the CVE-trophy-hunters go to town.
 
 All IP number strings enter Varnish from trusted points, either
-as command line arguments (`-a`, `-b`, `-M` etc.), 
+as command line arguments (`-a`, `-b`, `-M` etc.),
 in the VCL source (`backend`, `acl` etc.) or as PROXYv1 header
 strings from the TLS-stripper in front of Varnish.
 

doc/sphinx/phk/legacy.rst

@@ -32,7 +32,7 @@ also using their own HDLC frame layout.
 you have used it:  That was the hot way to do error-correction on
 modems, when dialing into a BBS or ISP in the 1990ies.
 
-I guess I should say "legacy-modems" ?  
+I guess I should say "legacy-modems" ?
 
 Big-endianess, storing the bytes the sensible way for hex-dumps, is
 rapidly becoming legacy, as the final old HP and SUN irons are

doc/sphinx/phk/patent.rst

@@ -216,7 +216,7 @@ I took myself out of the game:
 	QcQAn18fGLT4Lx2ACBivtk5wEFy6fUcu
 	=3V52
 	-----END PGP SIGNATURE-----
-	-- 
+	--
 	Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
 	phk@FreeBSD.ORG         | TCP/IP since RFC 956
 	FreeBSD committer       | BSD since 4.3-tahoe

doc/sphinx/reference/index.rst

@@ -61,7 +61,7 @@ Logging and monitoring
 	VarnishNCSA - Logging in NCSA format <varnishncsa>
 	VarnishHist - Realtime reponse histogram display <varnishhist>
 	VarnishTop - Realtime activity display <varnishtop>
-	
+
 Counters and statistics
 -----------------------
 

doc/sphinx/reference/shell_tricks.rst

@@ -6,7 +6,7 @@
 .. _ref-shell_tricks:
 
 %%%%%%%%%%%%
-Shell Tricks 
+Shell Tricks
 %%%%%%%%%%%%
 
 All the varnish programs can be invoked with the single

doc/sphinx/reference/varnishd.rst

@@ -20,7 +20,7 @@ HTTP accelerator daemon
 SYNOPSIS
 ========
 
-varnishd 
+varnishd
     [-a [name=][listen_address[,PROTO]]
     [-b [host[:port]|path]]
     [-C]

doc/sphinx/reference/vcl-backend.rst

@@ -52,7 +52,7 @@ IPv4/IPv6 address or a domain name which resolves to *at most*
 one IPv4 and one IPv6 address::
 
     .host = "127.0.0.1";
-    
+
     .host = "[::1]:8080";
 
     .host = "example.com:8081";

doc/sphinx/reference/vcl-probe.rst

@@ -140,7 +140,7 @@ is considered fully healthy.
 
 An additional ``.initial`` fills that many "happy" entries in the
 shift register when the VCL is loaded, so that backends can quickly
-become healthy, even if their health is normally considered over 
+become healthy, even if their health is normally considered over
 many samples::
 
     .interval = 1s;

doc/sphinx/reference/vcl-var.rst

@@ -76,21 +76,21 @@ status message.
 
 SEE ALSO
 ========
-     
+
 * :ref:`varnishd(1)`
 * :ref:`vcl(7)`
 
 HISTORY
 =======
-    
+
 VCL was developed by Poul-Henning Kamp in cooperation with Verdens
 Gang AS, Redpill Linpro and Varnish Software.  This manual page is
 written by Per Buer, Poul-Henning Kamp, Martin Blix Grydeland,
 Kristian Lyngstøl, Lasse Karstensen and others.
-        
+
 COPYRIGHT
 =========
-  
+
 This document is licensed under the same license as Varnish
 itself. See LICENSE for details.
 

doc/sphinx/tutorial/introduction.rst

@@ -19,7 +19,7 @@ Varnish, and it is a pretty apt metafor::
        ┌─────┐     ╔═════════╗    ┌─────┐    ┌─────────┐    ┌─────────┐│┘
        │ app │ --- ║ Network ║ -- │ TLS │ -- │ Varnish │ -- │ Backend │┘
        └─────┘     ╚═════════╝    └─────┘    └─────────┘    └─────────┘
-                   /               
+                   /
        ┌────────────┐
        │ API-client │
        └────────────┘
@@ -65,7 +65,7 @@ be examined and monitored in real time or recorded for later use
 in native or NCSA format, and when we say 'everything' we mean
 *everything*::
 
-    *   << Request  >> 318737    
+    *   << Request  >> 318737
     -   Begin          req 318736 rxreq
     -   Timestamp      Start: 1612787907.221931 0.000000 0.000000
     -   Timestamp      Req: 1612787907.221931 0.000000 0.000000

doc/sphinx/users-guide/run_cli.rst

@@ -26,19 +26,19 @@ with command-completion, command-history and other comforts:
 
 .. code-block:: text
 
-    critter phk> ./varnishadm 
-    200        
+    critter phk> ./varnishadm
+    200
     -----------------------------
     Varnish Cache CLI 1.0
     -----------------------------
     FreeBSD,13.0-CURRENT,amd64,-jnone,-sdefault,-sdefault,-hcritbit
     varnish-trunk revision 2bd5d2adfc407216ebaa653fae882d3c8d47f5e1
-    
+
     Type 'help' for command list.
     Type 'quit' to close CLI session.
     Type 'start' to launch worker process.
-    
-    varnish> 
+
+    varnish>
 
 The CLI always returns a three digit status code to tell how things went.
 

doc/sphinx/vcl-design-patterns/resp-status.rst

@@ -5,7 +5,7 @@
 
 .. _dp_vcl_resp_status:
 
-Using extra digits in resp.status 
+Using extra digits in resp.status
 =================================
 
 In Varnish the ``.status`` variables can hold more than three