Fix CTS test failed on R device

The test failed since the API is not available on R device.
Add conditions to ignore it.

Test: atest CtsHostsideNetworkTests:com.android.cts.net.HostsideVpnTests
      on R device
Bug: None
Change-Id: I05a1f63adec72e89382cb095db714bccbdff0058
2 files changed
tree: 0aa8856c6c48eb0351e8a77149f775bc83037dc7
  1. tests/
  2. Tethering/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING