Merge pull request nestjs#2864 from nestjs/renovate/ts-morph-4.x

fix(deps): update dependency ts-morph to v4

Author: kamilmysliwiec

package-lock.json

@@ -75,7 +75,7 @@
     "rxjs": "6.5.2",
     "rxjs-compat": "6.5.2",
     "socket.io": "2.2.0",
-    "ts-morph": "3.1.3",
+    "ts-morph": "4.0.0",
     "uuid": "3.3.3"
   },
   "devDependencies": {