fix: website/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-AXIOS-6032459
- https://snyk.io/vuln/SNYK-JS-TRIM-1017038

website/package.json

@@ -17,11 +17,11 @@
     "netlify:publish": "netlify deploy --json --prod --message \"Deployment for $(git branch --show-current)\""
   },
   "dependencies": {
-    "@docusaurus/core": "2.4.3",
+    "@docusaurus/core": "3.0.0",
     "@docusaurus/plugin-google-gtag": "2.4.3",
-    "@docusaurus/preset-classic": "2.4.3",
+    "@docusaurus/preset-classic": "3.0.0",
     "@docusaurus/theme-live-codeblock": "2.4.3",
-    "@docusaurus/theme-mermaid": "^2.4.3",
+    "@docusaurus/theme-mermaid": "^3.0.0",
     "@docusaurus/theme-search-algolia": "2.4.3",
     "@fortawesome/fontawesome-svg-core": "^6.4.2",
     "@fortawesome/free-solid-svg-icons": "^6.4.2",