ci: Ensure drafts are deleted after publishing a new dev-release

.github/workflows/devbuild.yml

@@ -70,6 +70,11 @@ jobs:
           title: "Development Build"
           files: |
             continuous/*
+            
+      - name: Delete drafts
+        uses: hugo19941994/delete-draft-releases@v1.0.1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Get source archives
         run: |