Fix failing to send broadcast intent on Android 8+

[ishihatta]

This fixes that some Badger classes (include DefaultBadger) failing to broadcast Intent on Android 8+ devices.
The cause of this issue is that BroadcastHelper.sendIntentExplicitly() broadcasts implicit intents instead of explicit intents.

The original code uses ResolveInfo#resolvePackageName as the package name for the target home app.

    actualIntent.setPackage(info.resolvePackageName);

However, ResolveInfo#resolvePackageName does not mean the package name of the target app and is almost always null.
https://developer.android.com/reference/android/content/pm/ResolveInfo#resolvePackageName
As a result, the sent intent becomes an implicit intent because package name is not set. And on Android 8 and later, broadcasting implicit intents is prohibited.
https://developer.android.com/guide/components/broadcasts#android_80

My solution is to get the package name from ActivityInfo#packageName.
I have confirmed that DefaultBadger works fine on an Android 9 device with this fix.

[HolimaX]

Any chance to get this tested via CircleCI and merged in?

[HolimaX]

@leolin310148 , you here?