[core-logger] remove unused dependency delay (Azure#21805)

Author: jeremymeng

sdk/core/logger/package.json

@@ -79,7 +79,6 @@
     "@types/sinon": "^9.0.4",
     "chai": "^4.2.0",
     "cross-env": "^7.0.2",
-    "delay": "^4.2.0",
     "dotenv": "^8.2.0",
     "eslint": "^7.15.0",
     "karma": "^6.2.0",