Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  d6c8ee8592343874bf26d2b01058df994136487b

Revert "Get rid of unused file"

This reverts commit 3762244eb76e82413f308fa38e2fe62006b0d4b0. ResourceLoader started throwing up warnings about the file not being found, so its referenced somewhere.

Change-Id: Id86b1658a0a09fc02c4cfe6a485ff8369b22d77b