Remove remaining references to vcl-intro.rst.

These hard-code references were forgotten when I
removed this file in ebbd8288.

doc/sphinx/Makefile.am

@@ -166,7 +166,6 @@ EXTRA_DIST = \
 	users-guide/vcl-examples.rst \
 	users-guide/vcl-hashing.rst \
 	users-guide/vcl-inline-c.rst \
-	users-guide/vcl-intro.rst \
 	users-guide/vcl-grace.rst \
 	users-guide/vcl-syntax.rst \
 	users-guide/vcl-variables.rst \

doc/sphinx/Makefile.phk

@@ -176,7 +176,6 @@ EXTRA_DIST = \
 	users-guide/vcl-examples.rst \
 	users-guide/vcl-hashing.rst \
 	users-guide/vcl-inline-c.rst \
-	users-guide/vcl-intro.rst \
 	users-guide/vcl-saint-and-grace.rst \
 	users-guide/vcl-syntax.rst \
 	users-guide/vcl-variables.rst \