build(deps-dev): adds @testing-library/dom because it is a require peer-dependency

Author: iOvergaard

package-lock.json

@@ -74,6 +74,7 @@
     "@storybook/addon-docs": "^10.0.8",
     "@storybook/addon-links": "^10.0.8",
     "@storybook/web-components-vite": "^10.0.8",
+    "@testing-library/dom": "7.21.4",
     "@types/chai": "5.2.2",
     "@types/mocha": "10.0.10",
     "@types/react": "18.3.1",