Add a few other endpoints

Bring this into line with the production haproxy path_map file

Author: richvdh

lib/SyTest/Homeserver/Synapse.pm

@@ -1226,12 +1226,12 @@ EOCONFIG
 sub generate_haproxy_get_map
 {
     return <<'EOCONFIG';
-^/_matrix/federation/v1/groups/                 federation_reader
-
+^/_matrix/client/(api/v1|r0|unstable)/pushrules/            client_reader
+^/_matrix/client/(api/v1|r0|unstable)/groups/               client_reader
 ^/_matrix/client/r0/user/[^/]*/account_data/                client_reader
 ^/_matrix/client/r0/user/[^/]*/rooms/[^/]*/account_data/    client_reader
-^/_matrix/client/(api/v1|r0|unstable)/groups/               client_reader
 
+^/_matrix/federation/v1/groups/                             federation_reader
 EOCONFIG
 }