Update dependency ws to v6

Author: renovate-bot

integration/graphql/package-lock.json

@@ -19,7 +19,7 @@
     "rxjs": "6.4.0",
     "subscriptions-transport-ws": "0.9.16",
     "typescript": "3.3.3333",
-    "ws": "4.1.0"
+    "ws": "6.2.0"
   },
   "devDependencies": {
     "@types/node": "7.10.5",

integration/graphql/package.json

@@ -22,7 +22,7 @@
     "subscriptions-transport-ws": "0.9.16",
     "type-graphql": "0.17.0",
     "typescript": "3.3.3333",
-    "ws": "4.1.0"
+    "ws": "6.2.0"
   },
   "devDependencies": {
     "@types/node": "7.10.5",

integration/typegraphql/package-lock.json

@@ -91,7 +91,7 @@
     "@types/reflect-metadata": "0.0.5",
     "@types/sinon": "7.0.10",
     "@types/socket.io": "2.1.2",
-    "@types/ws": "4.0.2",
+    "@types/ws": "6.0.1",
     "artillery": "1.6.0-27",
     "awesome-typescript-loader": "5.2.1",
     "body-parser": "1.18.3",

integration/typegraphql/package.json

@@ -12,7 +12,7 @@
     "access": "public"
   },
   "dependencies": {
-    "ws": "6.1.4"
+    "ws": "6.2.0"
   },
   "peerDependencies": {
     "@nestjs/common": "^6.0.0",

package-lock.json

@@ -25,7 +25,7 @@
   "devDependencies": {
     "@types/node": "7.10.5",
     "@types/socket.io": "2.1.2",
-    "@types/ws": "3.2.1",
+    "@types/ws": "6.0.1",
     "ts-node": "8.0.3",
     "tslint": "5.14.0"
   }