ci: build-deb: fix event to automatically publish release

Author: deltragon

.github/workflows/build-deb.yml

@@ -1,8 +1,8 @@
 name: Build Debian Package
 
 on:
-  push:
-    branches: [ release ]
+  release:
+    types: [published]
   workflow_dispatch:
 
 jobs:
@@ -37,4 +37,4 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
           name: deb-package
-          path: "*.deb"
+          path: "*.deb"