test: update expected output in test-http.t

The output was introduced in a4c19a162615 and is wrong and unstable. So we glob
it as other part of these tests already do.

Differential Revision: https://phab.mercurial-scm.org/D10153

tests/test-http.t

@@ -382,7 +382,7 b' test http authentication'
   devel-peer-request:   16 bytes of commands arguments in headers
   devel-peer-request:   finished in *.???? seconds (200) (glob)
   received listkey for "phases": 15 bytes
-  (sent 9 HTTP requests and 3898 bytes; received 920 bytes in responses)
+  (sent 9 HTTP requests and * bytes; received * bytes in responses) (glob) (?)
   $ hg rollback -q
 
   $ sed 's/.*] "/"/' < ../access.log

tests/test-lfs-serve.t

@@ -462,7 +462,7 b' lfs content, and the extension enabled.'
   remote: adding manifests
   remote: adding file changes
   remote: added 1 changesets with 1 changes to 1 files
-  (sent 8 HTTP requests and 3526 bytes; received 961 bytes in responses) (?)
+  (sent 8 HTTP requests and * bytes; received * bytes in responses) (glob) (?)
   $ grep 'lfs' .hg/requires $SERVER_REQUIRES
   .hg/requires:lfs
   $TESTTMP/server/.hg/requires:lfs