fix(microsite): Add New ribbon in top right corner of PluginCard

Signed-off-by: Carlos Esteban Lopez <lcarlosesteb@vmware.com>

microsite/package.json

@@ -20,6 +20,7 @@
     "@docusaurus/module-type-aliases": "0.0.0-5580",
     "@spotify/prettier-config": "^14.0.0",
     "@tsconfig/docusaurus": "^1.0.6",
+    "@types/luxon": "^3.0.0",
     "@types/webpack-env": "^1.18.0",
     "js-yaml": "^4.1.0",
     "prettier": "^2.6.2",
@@ -34,6 +35,7 @@
     "@swc/core": "^1.3.46",
     "clsx": "^1.1.1",
     "docusaurus-plugin-sass": "^0.2.3",
+    "luxon": "^3.0.0",
     "prism-react-renderer": "^1.3.5",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",