Extend CtsHostsideNetworkTests support to Android R (API 30) am: cea1e6034f

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3255361

Change-Id: I37d68591e885288c390f84ec7f197ab4d9a29cdf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>