kubernetes tests with kind

[aojea]

Use KIND to run kubernetes tests, special useful for local development.

It add a github action to run kubernetes tests tests on presubmit to cover regressions on kubernetes.

aojea@aojea:~/src/gvisor$ make kubernetes-smoke-test
...
PASS
INFO: Found 1 test target...
Target //test/kubernetes/tests:hello_test up-to-date:
  bazel-bin/test/kubernetes/tests/hello_test_/hello_test
INFO: Elapsed time: 65.502s, Critical Path: 48.74s
INFO: 578 processes: 1078 action cache hit, 9 internal, 568 linux-sandbox, 1 local.
INFO: Build completed successfully, 578 total actions
//test/kubernetes/tests:hello_test                                       PASSED in 13.2s

Executed 1 out of 1 test: 1 test passes.

/cc @BenTheElder