fix get release version step

Author: denco

.github/workflows/cd.yml

@@ -31,7 +31,7 @@ jobs:
         run: npm run build
       # https://docs.github.com/en/actions/reference/workflow-commands-for-github-actions
       - name: Get release version
-        run: echo "::set-output name=version::${GITHUB_REF#refs/*/}
+        run: echo "::set-output name=version::${GITHUB_REF#refs/*/}"
         id: release-version
       - name: Create release notes for version ${{ steps.release-version.outputs.version }}
         run: npm run --silent changelog > RELEASE_NOTES_${{ steps.release-version.outputs.version }}.md