Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  b09c1ab810e44b900788274ec9d3f89f84b8d24b

Fix rubocop style complaints

Rubocop wants no space inside parenthese, while spaces within braces.

Change-Id: I8783fc6c8ced20b43e23e007feb73b677e7c3de3