Update release instructions (#19417)

docs/release.md

@@ -16,8 +16,10 @@ This document describes the process for creating a new Avalonia release
 
 - Create a branch named e.g. `release/11.0.9` for the specific minor version
 - Update the version number in the file [SharedVersion.props](../build/SharedVersion.props), e.g. `<Version>11.0.9</Version>`
-- Add a tag for this version, e.g. `git tag 11.0.9`
-- Push the release branch and the tag.
+- Commit the file.
+- Add a tag for this version, e.g. `git tag 11.0.9`.
+- Update the `release/latest` branch to point to the same commit.
+- Push the release branches and the tag.
 - Wait for azure pipelines to finish the build. Nightly build with 11.0.9 version should be released soon after.
 - Using the nightly build run a due diligence test to make sure you're happy with the package.
 - On azure pipelines, on the release for your release branch `release/11.0.9` click on the badge for "Nuget Release"
@@ -27,4 +29,4 @@ This document describes the process for creating a new Avalonia release
 - Replace changelog with one generated by avalonia-backport tool. Enable discussion for the specific release
 - Review the release information and publish.
 - Update the dotnet templates, visual studio templates.
-- Announce on telegram (RU and EN), twitter, etc
+- Announce on telegram (RU and EN), twitter, etc