Bump tensorflow-estimator from 2.8.0 to 2.9.0 (#222)
Bump tensorflow-estimator from 2.8.0 to 2.9.0 (#222)

Bumps [tensorflow-estimator](https://github.com/tensorflow/estimator) from 2.8.0 to 2.9.0.
- [Release notes](https://github.com/tensorflow/estimator/releases)
- [Commits](https://github.com/tensorflow/estimator/compare/v2.8.0...v2.9.0)

---
updated-dependencies:
- dependency-name: tensorflow-estimator
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
de-code/python-tf-bodypix,de-code/python-tf-bodypix