Merge "Revert "Don't use ProxyActivity when launching from SearchActionItemInfo intent"" into sc-dev am: 933d2536da am: 6700b07b95

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15184812

Change-Id: I64eec148dbb4b311cf3eae402af8c4e19d329f74