adb: failed to install xxx-bs-debug-4.1.3.apk: Failure [INSTALL_FAILED_TEST_ONLY: installPackageLI]
解决办法：亲测有效
Add this line to project gradle.properties:
android.injected.testOnly = false
https://stackoverflow.com/questions/48352971/getting-failure-install-failed-test-only-installpackageli-in-android-studio-3
