Set min_sdk_version to 31 for CtsHostsideNetworkTestsAidl. am: 4071ab64a1

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3256719

Change-Id: Ia8589c64d2a1500feca176b80a17a6d9c9a86b10
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>