Bump ws from 7.3.0 to 7.4.6 in /ts/nni_manager (#3699)

Bumps [ws](https://github.com/websockets/ws) from 7.3.0 to 7.4.6.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](https://github.com/websockets/ws/compare/7.3.0...7.4.6)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

ts/nni_manager/package.json

@@ -31,7 +31,7 @@
     "typescript-ioc": "^1.2.4",
     "typescript-string-operations": "^1.3.1",
     "webhdfs": "^1.2.0",
-    "ws": "^7.3.0"
+    "ws": "^7.4.6"
   },
   "devDependencies": {
     "@types/chai": "^4.1.4",

ts/nni_manager/yarn.lock

@@ -5702,9 +5702,10 @@ ws@^6.0.0:
   dependencies:
     async-limiter "~1.0.0"
 
-ws@^7.3.0:
-  version "7.3.0"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-7.3.0.tgz#4b2f7f219b3d3737bc1a2fbf145d825b94d38ffd"
+ws@^7.4.6:
+  version "7.4.6"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.6.tgz#5654ca8ecdeee47c33a9a4bf6d28e2be2980377c"
+  integrity sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==
 
 xdg-basedir@^3.0.0:
   version "3.0.0"