feat: Creating/updating the stable branch after the release. (#5003)

* Creating/updating the stable branch after the release.

Signed-off-by: lrangine <19699092+lokeshrangineni@users.noreply.github.com>

* Update .github/workflows/release.yml

Co-authored-by: Francisco Arceo <farceo@redhat.com>
Signed-off-by: lrangine <19699092+lokeshrangineni@users.noreply.github.com>

* Update .github/workflows/release.yml

Co-authored-by: Francisco Arceo <farceo@redhat.com>
Signed-off-by: lrangine <19699092+lokeshrangineni@users.noreply.github.com>

---------

Signed-off-by: lrangine <19699092+lokeshrangineni@users.noreply.github.com>
Co-authored-by: Francisco Arceo <farceo@redhat.com>

.github/workflows/release.yml

@@ -156,7 +156,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
         with:
-          persist-credentials: false
+          persist-credentials: true
       - name: Setup Node.js
         uses: actions/setup-node@v3
         with:
@@ -179,3 +179,12 @@ jobs:
         if: github.event.inputs.dry_run == 'false'
         run: |
           npx -p @semantic-release/changelog -p @semantic-release/git -p @semantic-release/exec -p semantic-release semantic-release
+
+      - name: Updating `stable` branch after release.
+        if: github.event.inputs.dry_run == 'false'
+        run: |
+          git fetch origin
+          # note that this checkout creates a branch called `stable` if it does not exist
+          git checkout -B stable
+          git reset --hard origin/${GITHUB_REF##*/}
+          git push -f origin stable