Updated mediawiki/extensions
Project: mediawiki/extensions/ZeroRatedMobileAccess  9df15dc70a9b4831d69e14ad67ff7e4faf0e9ab3

Update cookie flags to reflect what we really want.

* 'prefix' is for the cookie name
* 'path' is for the conventional cookie path's applicability

Change-Id: I00b9ab7574eb0e43a201fbb8a40bc0a137f9ae8c