Merge "tab color change to match breadcrumb" into mainline-prod am: a847c20c...

Merge "tab color change to match breadcrumb" into mainline-prod am: a847c20c am: bc9c05db am: 12bc8f31

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/DocumentsUI/+/14878164

Change-Id: Ia5f16d7868e57e45695ec8d58533b4ccab03f734