Missing back button on MultiSimSettings ActionBar

Fixed missing back button on ActionBar (default Settings behavior on
submenus) by adding "parentActivityName" property to MultiSimSettings
activity.

Change-Id: I60a1123be29d81c8232e0acee1ac9544bf9b32e6
Automatic translation import

Change-Id: I41eb51802e180cb3962d6bed1940aeed2bbf0989
Merge "Missing back button on MultiSimSettings ActionBar" into cm-11.0
Merge branch 'cyngn/cm-11.0'