Update .forgejo/workflows/build.yml

.forgejo/workflows/build.yml

@@ -42,7 +42,7 @@ jobs:
       - name: Take a screenshot
         run: DISPLAY=:5 scrot screenshot.png
       - name: Upload screenshot
-        uses: actions/upload-artifact@v3
+        uses: forgejo/upload-artifact@v4
         with:
           path: screenshot.png
   apt:
@@ -56,6 +56,6 @@ jobs:
       run: |
         python3 generate-deb.py
     - name: Upload package for testing
-      uses: actions/upload-artifact@v3
+      uses: forgejo/upload-artifact@v4
       with:
         path: sweecrypt-gtk.deb