redirect pk.wikimedia.org to meta community page

bug 54780

PS 2: redirect to https://meta.wikimedia.org/wiki/Wikimedia_Community_User_Group_Pakistan
as requested by Saqib in the bug. originally it was a
request to redirect to wikimediapakistan.org the upcoming
chapter website

Change-Id: I82c55ea23bd7bb395c016d0b0a8ab97f2014cd36
Merge "redirect pk.wikimedia.org to meta community page"