PS4: Release build GitHub Action

.github/workflows/PS4.yml

@@ -5,7 +5,9 @@ on:
     branches:
       - master
   pull_request:
-    types: [ opened, synchronize ]
+    types: [opened, synchronize]
+  release:
+    types: [published]
 
 jobs:
   ps4:
@@ -34,6 +36,13 @@ jobs:
       if: ${{ !env.ACT }}
       uses: actions/upload-artifact@v2
       with:
-        name: devilutionx.pkg
+        name: devilutionx-ps4.pkg
         path: build-ps4/devilutionx.pkg
 
+    - name: Update Release
+      if: ${{ github.event_name == 'release' && !env.ACT }}
+      uses: svenstaro/upload-release-action@v2
+      with:
+        asset_name: devilutionx-ps4.pkg
+        file: build-ps4/devilutionx.pkg
+        overwrite: true