docs: added additional timeout example to Apache config to ensure we've covered also connection timeouts for reverse proxy.

docs/admin/system_admin/apache/apache-conf-example.rst

@@ -75,7 +75,7 b' Below config if for an Apache Reverse Pr'
         # Url to running RhodeCode instance. This is shown as `- URL:` when
         # running rccontrol status.
 
-        ProxyPass / http://127.0.0.1:10002/ timeout=7200 Keepalive=On
+        ProxyPass / http://127.0.0.1:10002/ connectiontimeout=7200 timeout=7200 Keepalive=On
         ProxyPassReverse / http://127.0.0.1:10002/
 
         # strict http prevents from https -> http downgrade