Update swift.yml (#4)

Update swift.yml

Author: kewlbear

.github/workflows/swift.yml

@@ -50,4 +50,7 @@ jobs:
       with:
         add: 'Package.swift'
         message: "add ${{ steps.pod.outputs.version }}"
-        tag: "${{ steps.pod.outputs.version }}"
+    - name: Tag
+      run: |
+        git tag "${{ steps.pod.outputs.version }}"
+        git push --tags