[automerger skipped] Merge "Fix the background color of CollapsingToolbarLayout" into sc-v2-dev am: d355d7f123 am: 3d8edf8e43 -s ours

am skip reason: Merged-In I52ef9729f3cad56161ea3d87ba25429dfcdb26ef with SHA-1 28bc1c04b9 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/16284152

Change-Id: I4952a3567746b49fc421cf55d6cad922d5e4be5f