[automerger skipped] Bump targetSdkVersion to "30" am: 07ce283acd -s ours am: 516ab1c9b1 -s ours am: 8405e5b18f -s ours

am skip reason: Merged-In I4bf7588c62fb77bf78d4afcb665e9bfbbef53966 with SHA-1 360052f304 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/inputmethods/LatinIME/+/14985309

Change-Id: I769efe0432474510a98ff2365321ee9fea6e5a3b