Merge pull request tensorflow#54226 from tensorflow-jenkins/version-n…

…umbers-2.8.0-22199

Update version numbers for TensorFlow 2.8.0

Merge pull request tensorflow#54212 from tensorflow/disable-flaky-tes…

…ts-on-r2.7

Disable flaky test

Merge pull request tensorflow#54204 from tensorflow/disable-flaky-tes…

…ts-on-r2.6

Disable flaky tests on r2.6

Merge pull request tensorflow#54213 from tensorflow/fix-sanity-on-r2.5

Fix sanity build

Merge pull request tensorflow#53868 from tensorflow/cherrypick-setupt…

…ools-env-fix-r2.8

Set Env Variable to override Setuptools new behavior

Merge pull request tensorflow#53513 from tensorflow-jenkins/relnotes-…

…2.8.0rc0-25422

Update release notes for TensorFlow 2.8.0

Merge pull request tensorflow#52930 from tensorflow-jenkins/version-n…

…umbers-2.6.2-13081

Update version numbers for TensorFlow 2.6.2

Merge pull request tensorflow#52891 from tensorflow/mm-update-relnotes

Add security updates to relnotes

Merge pull request tensorflow#52889 from tensorflow/fix-build-1-on-r2.6

Upper bound `tensorflow_estimator` to match release

Merge pull request tensorflow#52873 from tensorflow-jenkins/relnotes-…

…2.5.2-20787

Update release notes for TensorFlow 2.5.2