Support optional parameters for CSLocalAgentCreationTests

This is a test-only no-op refactor which only enables the
ability for follow-up changes to add more parameters without
exponentially increasing the number of parameter combinations.

Test: atest ConnectivityCoverageTests:android.net.connectivity.com.android.server.CSLocalAgentCreationTests
Bug: 349487600
Change-Id: I61bcabf7c93dab43984da0ade3e61a7117fe040a
1 file changed