Remove an unnecessary notifyDataSetChanged call am: 6a4ad09166

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/IntentResolver/+/20056871

Change-Id: I5dd84446614891dba22f8742bcc90788504e3511
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>