Update typescript-eslint monorepo to v6.21.0

Author: renovate[bot]

package-lock.json

@@ -32,8 +32,8 @@
     "@types/hapi__joi": "17.1.14",
     "@types/jest": "29.5.12",
     "@types/node": "20.11.19",
-    "@typescript-eslint/eslint-plugin": "6.19.0",
-    "@typescript-eslint/parser": "6.19.0",
+    "@typescript-eslint/eslint-plugin": "6.21.0",
+    "@typescript-eslint/parser": "6.21.0",
     "eslint": "8.56.0",
     "eslint-config-prettier": "9.1.0",
     "express": "4.18.2",