Reflect "http2_session: Advertise http_req_size to clients"

Adjust tests to changes in varnish-cache

Ref f1fb85fed1f943a2005d7da06de94ff6fa6cc0e2

src/vtc/buddy_t02005.vtc

@@ -38,7 +38,7 @@ varnish v1 -cliok "param.set debug +syncvsl"
 
 logexpect l1 -v v1 -g raw {
 	expect	* 1001 ReqAcct	"80 7 87 78 8 86"
-	expect	* 1000 ReqAcct	"45 8 53 63 28 91"
+	expect	* 1000 ReqAcct	"45 8 53 63 34 97"
 } -start
 
 client c1 {

src/vtc/fellow_t02005.vtc

@@ -39,7 +39,7 @@ varnish v1 -cliok "param.set debug +syncvsl"
 
 logexpect l1 -v v1 -g raw {
 	expect	* 1001 ReqAcct	"80 7 87 78 8 86"
-	expect	* 1000 ReqAcct	"45 8 53 63 28 91"
+	expect	* 1000 ReqAcct	"45 8 53 63 34 97"
 } -start
 
 client c1 {