Remove background padding workaround from SuggestionsAdapter
Remove background padding workaround from SuggestionsAdapter

Romain has checked in a framework fix,
https://android-git.corp.google.com/g/8218
so the workaround added in
https://android-git.corp.google.com/g/8209
is no longer needed.

Fixes http://b/issue?id=1996635

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base