Convert apct/framework/ext_services_test-cloud-tf and

apct/framework/testables_test-cloud-tf to Test Mapping Suite.

This CL is to convert CF presubmit tests to run in Test Mapping suite.
It has been verified that the test coverage is the same as the original
ATP config.

Bug: 145165552
Bug: 145488933
Bug: 145488321

Test: TreeHugger
      atest ExtServicesUnitTests
      atest TestablesTests

Change-Id: I95a96e6572cd508e3043dbbd0c665fac9fa79f18