Remove adjustPan from car settings search

Move adjustPan windowSoftInputMode from the activity into the theme so
it won't apply to car settings search.

Bug: 156678121
Test: manual - on blueline_car for auto and on sdk_gphone_x86 for phone
Change-Id: I618d19ef8037e73dd8cc1431c8ea9ada0eb79a7e
2 files changed