Convert omx hal test to use VtsHalHidlTargetTestEnvBase

* Move ComponentTestEnvironment to media_hidl_test_common to reduce
  code duplication.

Bug: 64203181
Test: make vts
      vts-tradefed run vts -m VtsHalMediaOmxV1_0Host

Change-Id: Ie34ff637ec7ccf98ebfe8d2bda4d5f28bf4c0e11