Merge "Fine tune background color for dual pane in homepage" into tm-dev am:...

Merge "Fine tune background color for dual pane in homepage" into tm-dev am: 046d174a am: dfd1c204

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/17465487



Change-Id: Ia18795a157919fa9818e64e079f59a00f641aac9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>