Update docs dependencies

By running 'make upgrade' command.

Author: jpraynaud

docs/website/package.json

@@ -14,14 +14,14 @@
     "write-heading-ids": "docusaurus write-heading-ids"
   },
   "dependencies": {
-    "@docusaurus/core": "^2.4.1",
-    "@docusaurus/preset-classic": "^2.4.1",
+    "@docusaurus/core": "^2.4.3",
+    "@docusaurus/preset-classic": "^2.4.3",
     "@docusaurus/theme-mermaid": "^2.2.0",
     "@mdx-js/react": "^1.6.22",
     "clsx": "^1.1.1",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
-    "redocusaurus": "^1.6.3"
+    "redocusaurus": "^1.6.4"
   },
   "browserslist": {
     "production": [
@@ -35,4 +35,4 @@
       "last 1 safari version"
     ]
   }
-}
+}