Move connectivity test defaults to tests/common

The build file currently holds a single build rule in test/. Move it to
the existing build file in tests/common/Android.bp.

(clean cherry-pick of history in downstream branch)

Test: m
Bug: 186628461
Merged-In: I3c2563d4ae4e3715d0c6270344ba8f7ef067872f
Change-Id: Ifa32681c0cdd2f6a70cb83a81cd7fec0f91824d1
2 files changed