Add right- and action- lang key for permission

All permissions need a right- and action- language key to add on
Special:ListGroupRights and show error message, mf-uploadbutton had no key,
added.

Follows up: Ibf12c27962ab3210ae24a0346553e48999de91ae

Bug: 67352
Change-Id: Id078d8d3af99fc5f61065ea360e09476348ba418
Merge "Add right- and action- lang key for permission"