Merge "Bump targetSdkVersion to "30"" am: c880212a59 am: c7fa63d4c5 am: a6fbccdd9e am: b6ae7ebae0

Original change: https://android-review.googlesource.com/c/platform/packages/inputmethods/LatinIME/+/1737355

Change-Id: I4188cc4f29dafdbf9e58935d35e25a1415d0877a