chore(deps): update eslint dependencies to ^6.21.0

Author: renovate[bot]

package.json

@@ -30,8 +30,8 @@
     "@types/amqplib": "^0.10.4",
     "@types/common-tags": "^1.8.4",
     "@types/node": "^20.11.5",
-    "@typescript-eslint/eslint-plugin": "^6.20.0",
-    "@typescript-eslint/parser": "^6.20.0",
+    "@typescript-eslint/eslint-plugin": "^6.21.0",
+    "@typescript-eslint/parser": "^6.21.0",
     "eslint": "^8.56.0",
     "rimraf": "^5.0.5",
     "typescript": "^5.3.3"