build: ignore generated Windows resources

.gitignore

@@ -2,6 +2,7 @@
 frontend/node_modules/
 frontend/dist/
 build/
+verstak-desktop-res.syso
 smoke-platform
 plugins/
 vendor/

scripts/test-package-formats.sh

@@ -36,6 +36,7 @@ grep -Fq 'WebView2 Runtime' "$ROOT/README.md"
 grep -Fq 'package-deb.sh' "$ROOT/scripts/release.sh"
 grep -Fq 'package-appimage.sh' "$ROOT/scripts/release.sh"
 grep -Fq 'package-windows-portable.sh' "$ROOT/scripts/release.sh"
+git -C "$ROOT" check-ignore -q verstak-desktop-res.syso
 grep -Fq 'chmod -R a+rX' "$ROOT/scripts/build-linux-bundle.sh"
 
 echo "desktop package script contracts passed"