Managed by Terraform: Update notify-integration-release-via-manual gi…

…thub workflow

.github/workflows/notify-integration-release-via-manual.yaml

@@ -11,7 +11,20 @@ on:
         default: 'main'
         required: false
 jobs:
+  strip-version:
+    runs-on: ubuntu-latest
+    outputs:
+      packer-version: ${{ steps.strip.outputs.packer-version }}
+    steps:
+      - name: Strip leading v from version tag
+        id: strip
+        env:
+          REF: ${{ github.event.inputs.version }}
+        run: |
+          echo "packer-version=$(echo "$REF" | sed -E 's/v?([0-9]+\.[0-9]+\.[0-9]+)/\1/')" >> "$GITHUB_OUTPUT"
   notify-release:
+    needs:
+      - strip-version
     runs-on: ubuntu-latest
     steps:
       - name: Checkout this repo
@@ -44,6 +57,6 @@ jobs:
         uses: ./integration-release-action
         with:
           integration_identifier: "packer/hashicorp/vagrant"
-          release_version: ${{ github.event.inputs.version }}
+          release_version: ${{ needs.strip-version.outputs.packer-version }}
           release_sha: ${{ github.event.inputs.branch }}
           github_token: ${{ secrets.GITHUB_TOKEN }}