Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  acf05ecbb2422522834c452ad4680dcb568ad6d4

Regression: fix margin between thumbnail and its caption

Regression from d9bb7373ea23e8c1eb2e7d39415cdf4078038a7a after adding
vertical-align: middle to thumbnail's img.

Change-Id: I86941bf072eab43dd1abe24e3abe8c5cb5152f29