Fix release workflow (#203)

Data platform workflows `32.1.0` introduced new requirements to the
release workflow

Author: Mehdi-Bendriss

.github/workflows/release.yaml

@@ -8,6 +8,14 @@ on:
       - 2/edge
 
 jobs:
+  tag:
+    name: Create charm refresh compatibility version git tag
+    uses: canonical/data-platform-workflows/.github/workflows/tag_charm_edge.yaml@v32.1.0
+    with:
+      track: '2'
+    permissions:
+      contents: write  # Needed to create git tag
+
   ci-tests:
     name: Tests
     uses: ./.github/workflows/ci.yaml
@@ -18,10 +26,11 @@ jobs:
   release:
     name: Release charm
     needs:
+      - tag
       - ci-tests
-    uses: canonical/data-platform-workflows/.github/workflows/release_charm.yaml@v32.1.0
+    uses: canonical/data-platform-workflows/.github/workflows/release_charm_edge.yaml@v32.1.0
     with:
-      channel: 2/edge
+      track: ${{ needs.tag.outputs.track }}
       artifact-prefix: ${{ needs.ci-tests.outputs.artifact-prefix }}
     secrets:
       charmhub-token: ${{ secrets.CHARMHUB_TOKEN }}