Modified frequency changed event to framework am: 65a724befe am: c36b8e676f

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/wpa_supplicant_8/+/18583204

Change-Id: I4e2c2dc1473dca90e851d31ca02f61ed24893ab6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>