Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  8a3f573dbc386c0d6aecc33f87f8c15eec3506f3

Prevent detection of named variables inside quoted strings

Passing a string like "===" with named variables enabled was being
processed as a named argument. Adjust handling so that quoted strings
are passed through as is.

Change-Id: I50c64f04dbff5d92f62b32c7697c147baf546e02
Upstream: https://github.com/zordius/lightncandy/pull/104