Triggers build automatically once a release tag is created. (dapr#7535)

Signed-off-by: Artur Souza <asouza.pro@gmail.com>

.github/workflows/create-release.yaml

@@ -42,4 +42,14 @@ jobs:
           git config user.name "Dapr Bot"
           # Update origin with token
           git remote set-url origin https://x-access-token:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git
-          ./.github/scripts/create-release.sh ${{ inputs.rel_version }}
+          ./.github/scripts/create-release.sh ${{ inputs.rel_version }}
+  trigger:
+    name: Triggers the Dapr runtime build
+    runs-on: ubuntu-latest
+    needs: create-release
+    steps:
+      - name: Triggers the build
+        env:
+          GITHUB_TOKEN: ${{ secrets.DAPR_BOT_TOKEN }}
+        run: |
+          gh workflow run dapr.yml --repo dapr/dapr --ref v$(echo '${{ inputs.rel_version }}' | sed -r 's/^[vV]?([0-9].+)$/\1/')