Do not run binderRpcTest automatically as unit tests

Only for sc-dev since it's missing some features and is
only needed for next release.

Test: presubmit
Bug: 186661301
Change-Id: I467497d7102ab68025b990002c94eca90b281a10
Merged-In: If10f00de845eb8097813b4edbf8e2b8ffdc90c5f