chore(deps): pin dependency tsc-watch to 4.2.9

Author: renovate-bot

packages/server/package.json

@@ -88,7 +88,7 @@
     "ts-jest": "26.3.0",
     "ts-loader": "8.0.3",
     "ts-node": "9.0.0",
-    "tsc-watch": "^4.2.9",
+    "tsc-watch": "4.2.9",
     "typescript": "4.0.2"
   },
   "config": {