[automerger skipped] Set FLAG_IMMUTABLE flag on FirstScreenBroadcast PendingIntent. am: 6a7a7f6bad am: 3c3e3e0737 am: 5785789dc3 am: 1d41f93c37 am: 7f721c7fda -s ours am: 8b38024f05 -s ours am: 0797ea1ae6 -s ours am: 42e1207c6b -s ours

am skip reason: Merged-In I8d8e38a1aa6bdf13879d460cfa84cabe6c6bb1f2 with SHA-1 6a7a7f6bad is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14651127

Change-Id: I96aa10901183b4723f4fd88c271347ff77bf7082