Merge "Adjust text and symbol colors on picker fragments (2/2)" into udc-qpr-dev am: c81b5ce3bf am: e84e15904f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/ThemePicker/+/24469851

Change-Id: I613d94d2de6b407eb4960d60cb32cf0ba3ab5bff
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>