Merge history of packages/Connectivity

Modified License Import for:
- Tethering/common/TetheringLib/Android.bp
- framework/Android.bp
- service/Android.bp
- tests/common/Android.bp
- tests/deflake/Android.bp
- tests/integration/Android.bp
- tests/smoketest/Android.bp
- tests/unit/Android.bp
- tests/unit/jni/Android.bp

BUG: 186628461
TEST: TH
Merged-In: I7b5fd61cd551c7010f5b8ceabbfdd04f30f648dd
Merged-In: I3c2563d4ae4e3715d0c6270344ba8f7ef067872f
Change-Id: Ia2185820f485e8ad2d3626a96eab7f5a874736cf