Added workflow to update submodules

.github/workflows/update_submodules.yml

@@ -0,0 +1,20 @@
+name: "Misc/Update Submodules"
+on:
+    workflow_dispatch:
+
+jobs:
+    update-submodules:
+        name: "Update submodules"
+        runs-on: ubuntu-latest
+        steps:
+          - uses: actions/checkout@v3
+          - name: "Pull and update submodules"
+            run: |
+              git submodule update --init --recursive
+              git submodule update --recursive --remote
+          - name: "Commit and push changes"
+            run: |
+              git config user.email 41898282+github-actions[bot]@users.noreply.github.com
+              git config user.name github-actions
+              git commit -am "Updated submodules"
+              git push