AOSP/Calendar - Fix closing of system dialogs broadcast without permission. am: 934500069b am: 3c3cef02c6

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Calendar/+/15953074

Change-Id: Ie0f1252f64cff2dc9d4a1b9fa5b77e44eac09f48