Updated mediawiki/extensions
Project: mediawiki/extensions/WikimediaMessages  f7bcac68306e12aa9497be36c34441ce9e54f5b8

Use HTTPS consistently for formal policy pages

Per suggestion of Siebrand in https://gerrit.wikimedia.org/r/#/c/49783/

Change-Id: I5c7f1f4c4d51e765d3594cbf86a5ca2493169d06