message: Add a status badge for Arduino examples
  The tests are hosted on
  and are tested
  with Renode (https://renode.io).
diff: @@ -36,6 +36,7 @@ Linux | [![Status](https://storage.googleapis.com/tensorflow-kokoro-build-b
  ## Community Supported Builds
  Build Type | Status | Artifacts
  ---------- | ----------- | ---------
  +Arduino | [![Status](https://github.com/antmicro/tensorflow-arduino-examples/actions/workflows/test_examples.yml/badge.svg)](https://github.com/antmicro/tensorflow-arduino-examples/actions/workflows/test_examples.yml) |
  Xtensa | [![Status](https://github.com/advaitjain/tensorflow/blob/local-continuous-builds/tensorflow/lite/micro/docs/local_continuous_builds/xtensa-build-status.svg)](https://github.com/advaitjain/tensorflow/tree/local-continuous-builds/tensorflow/lite/micro/docs/local_continuous_builds/xtensa.md) |
  