chore(deps): update dependency rollup to v4

Author: renovate[bot]

apps/lit/package.json

@@ -49,7 +49,7 @@
     "node-resolve": "^1.3.4",
     "prettier": "^3.0.0",
     "rimraf": "^5.0.0",
-    "rollup": "^3.0.0",
+    "rollup": "^4.0.0",
     "rollup-plugin-filesize": "^10.0.0",
     "@rollup/plugin-node-resolve": "^6.0.0",
     "rollup-plugin-terser": "^7.0.0",