chore: remove unused packages

Author: oyyd

package.json

@@ -36,7 +36,6 @@
     "jest": "^27.5.1",
     "ts-jest": "^27.1.4",
     "typedoc": "^0.22.15",
-    "typedoc-plugin-markdown": "^3.12.1",
     "typescript": "^4.6.3"
   },
   "engines": {