fix: website/package.json & website/package-lock.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-COOKIE-8163060

README.md

@@ -1,6 +1,3 @@
-> [!NOTE] 
-> **The Corso project is no longer actively maintained and has been archived**.
-
 <p align="center">
     <img src="https://github.com/alcionai/corso/blob/main/website/static/img/corso_logo.svg?raw=true" alt="Corso Logo" width="100" />
 </p>

website/package.json

@@ -16,7 +16,7 @@
   "dependencies": {
     "@docusaurus/core": "3.1.1",
     "@docusaurus/plugin-google-gtag": "^3.5.1",
-    "@docusaurus/preset-classic": "3.1.1",
+    "@docusaurus/preset-classic": "3.5.0",
     "@loadable/component": "^5.16.3",
     "@mdx-js/react": "^3.0.0",
     "animate.css": "^4.1.1",