even more s00010.vtc tweaking

Furhter lighten the load for the test to succeed on FreeBSD vtest,
hopefully.

Also, when stars align, we do not git the busy object (streaming) and do
not see chunked encoding.

bin/varnishtest/tests/s00010.vtc

@@ -12,7 +12,7 @@ server s1 -repeat 2 {
 	fatal
 	rxreq
 	txresp -nolen -hdr "Transfer-encoding: chunked"
-	chunkedlen 100000
+	chunkedlen 65536
 	# make sure varnish is stuck in delivery
 	barrier b1 sync
 	non_fatal
@@ -76,7 +76,7 @@ client c2 -rcvbuf 256 {
 	rxresphdrs
 	delay 0.8
 	rxrespbody
-	expect resp.bodylen == 100000
+	expect resp.bodylen == 65536
 } -start
 
 logexpect l0 -wait
@@ -99,15 +99,17 @@ logexpect l2 -v v1 -g raw {
 } -start
 
 
-logexpect l3 -v v1 -q "ReqURL ~ \"^/$\"" {
+logexpect l3 -v v1 -X RespHeader:Transfer-Encoding \
+    -q "ReqURL ~ \"^/$\"" {
 	expect * * ReqURL	"^/$"
-	expect * = RespHeader	"^Transfer-Encoding"
+	expect * = RespHeader	"^Connection"
 	expect 0 = Debug	"^Hit idle send timeout"
 } -start
 
-logexpect l4 -v v1 -q "ReqURL ~ \"^/longidlesend$\"" {
+logexpect l4 -v v1 -X RespHeader:Transfer-Encoding \
+    -q "ReqURL ~ \"^/longidlesend$\"" {
 	expect * * ReqURL	"^/longidlesend$"
-	expect * = RespHeader	"^Transfer-Encoding"
+	expect * = RespHeader	"^Connection"
 	# no Hit idle send ...
 	expect 0 = Timestamp	"^Resp"
 } -start
@@ -119,7 +121,7 @@ client c3 -rcvbuf 256 {
 	rxresphdrs
 	delay 1.8
 	rxrespbody
-	expect resp.bodylen == 100000
+	expect resp.bodylen == 65536
 } -start
 
 logexpect l2 -wait