Checkout before generate version

Author: Siro256

.github/workflows/release_indev.yml

@@ -15,6 +15,9 @@ jobs:
     outputs:
       version: ${{ steps.script.outputs.result }}
     steps:
+      - name: Checkout
+        uses: actions/[email protected]
+
       - name: Generate build serial
         id: script
         uses: actions/[email protected]