Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  e9750e49c74c9ef3258df689f0cd547786e62111

Improve fix comment.

Humor me, it took me 30 minutes to figure out the cause.
Follow up to Iae275a3d1c18e7b9693811e20cf3e742a48f23be

Change-Id: I762ad1c59324e96147bb72caa1bb3092bd71459a