Add checkout (#1514)

* Add checkout

* remove empty with statement

* Actually we do need push depth

.github/workflows/gen-configs.yaml

@@ -10,6 +10,10 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+
     - name: Generate Configs
       working-directory: ./firmware/
       run: sh gen_config.sh