Use localized link to Special:Preferences

Also uses the updated hook to not require a global anymore.
Depends on I1116fd64ea0beac148ee75ea4ec050741fc2c3b7 in core.

Bug: 57873
Change-Id: I56427504460379121bf891a49745bde4b1b6ce54
Merge "Use localized link to Special:Preferences"