Merge "Fix bug in equals implementation for search headers" into sc-dev am: 61bc5c6c93 am: 222a315351 am: 040e9ba8bb

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15046752

Change-Id: I2b1c000b9bceb426e98fbda461d04192215a90ce