chore(deps): update dependency doctoc to v2.1.0 (#255)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

package-lock.json

@@ -31,7 +31,7 @@
   },
   "devDependencies": {
     "@typescript-eslint/eslint-plugin": "4.33.0",
-    "doctoc": "2.0.1",
+    "doctoc": "2.1.0",
     "eslint": "7.32.0",
     "eslint-config-prettier": "8.3.0",
     "eslint-plugin-import": "2.24.2",