Fix the fix for Special:Magic

More bandage for the bleeding wound. The language code placeholder is
mangled so we need case insensitive matching to still match.

Unfortunately we do not have free doctors to do a surgical operation
right now and I don't want to amputate either.

Bug: 69094
Change-Id: I155146b3857a266a4074d07dca492570e619c4b4
Merge "Fix the fix for Special:Magic"