chore(deps): replace dependency rollup-plugin-node-resolve with @rollup/plugin-node-resolve ^6.0.0

Author: renovate[bot]

package.json

@@ -54,7 +54,7 @@
     "rollup": "^2.0.0",
     "rollup-plugin-babel": "^4.3.2",
     "rollup-plugin-commonjs": "^10.0.0",
-    "rollup-plugin-node-resolve": "^5.0.2",
+    "@rollup/plugin-node-resolve": "^6.0.0",
     "serve": "^11.0.1",
     "stylelint": "^13.0.0",
     "stylelint-config-standard": "^20.0.0"