Merge "Revert "[Thread] add Android.bp for Thread flags"" into main am: 61a823471f

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2926173

Change-Id: Ic4d17d9ba45835efe7c00e01e89e55f2afa0ec71
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>