Merge "Notify dispatcher when its configuration needs to be updated" into udc-dev am: 8db57bf911

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/22761147

Change-Id: If92291fe5cd5504a889d80e9042b284618fae360
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>