Merge "Update colors in pin widget dialog, to be similar to widget bottom sheet." into sc-dev am: 01d1cb9273

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14491688

Change-Id: I251c9febf984ca0d42113a53623ff2b53d0b7d6a