Update dependency typedoc to v0.21.1

Author: renovate-bot

package-lock.json

@@ -46,7 +46,7 @@
     "size-limit": "4.11.0",
     "tsdx": "0.14.1",
     "tslib": "2.2.0",
-    "typedoc": "0.20.36",
+    "typedoc": "0.21.1",
     "typescript": "4.3.2"
   },
   "peerDependencies": {},