Merge pull request #406 from seanpmorgan/patch-1

Update SIG Addons RELEASE.md

Author: theadactyl

sigs/addons/RELEASE.md

@@ -7,7 +7,9 @@ SIG Addons release process consists of the folowing steps:
 	* Ensure the proper minimum and maximum tested versions of TF are set in [version.py](https://github.com/tensorflow/addons/blob/master/tensorflow_addons/version.py)
 	* Ensure the proper minimum and maximum ABI compatibility versions are set in [resource_loader.py](https://github.com/tensorflow/addons/blob/master/tensorflow_addons/utils/resource_loader.py)
 	* Ensure proper supported python libraries are set in [setup.py](https://github.com/tensorflow/addons/blob/master/setup.py)
-3. Publish and tag a [release on Github](https://github.com/tensorflow/addons/releases)
+3. Create and merge a new PR which [sets the build docker image](https://github.com/tensorflow/addons/blob/master/tools/docker/build_wheel.Dockerfile#L3) to match the tensorflow dependency
+	* We keep the "latest" image on nightly, but for building old TFA versions we should pin to the proper container for that release.
+4. Publish and tag a [release on Github](https://github.com/tensorflow/addons/releases)
     * Add updates for new features, enhancements, bug fixes
     * Add contributors using `git shortlog <last-version>..HEAD -s`
     * **NOTE: This will trigger a GitHub action to release the wheels on PyPi**