Fix Android targets for Camera2 app
Fix Android targets for Camera2 app

Both armeabi and armeabi-v7a should map to arm-32-android; armv7s isn’t
supported on Android.


Former-commit-id: 630368a7bdc78a0e06dd32cbf3faf768b30571e0
Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide