[automerger skipped] Fix for warning: unnecessary non-null assertion (!!) on a non-null receiver am: 65825315bf -s ours am: 66d2a697bb -s ours

am skip reason: Merged-In I455b76d79ee1518bb89721099430a0e3e5903faf with SHA-1 505d6d4d32 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Calendar/+/20141994

Change-Id: Iab16c9ceadd963e68ec4968bc3440b7b56c80a5b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>