Bump ws from 7.2.1 to 7.4.6 (#616)

Bumps [ws](https://github.com/websockets/ws) from 7.2.1 to 7.4.6.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@7.2.1...7.4.6)

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

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

Author: dependabot[bot]

package.json

@@ -69,7 +69,7 @@
     "webpack-cli": "^3.3.8",
     "webpack-dev-server": "^3.8.0",
     "whatwg-fetch": "^2.0.3",
-    "ws": "^7.2.0"
+    "ws": "^7.4.6"
   },
   "dependencies": {
     "adbkit": "^2.11.0",

yarn.lock

@@ -11544,10 +11544,10 @@ write@^0.2.1:
   dependencies:
     mkdirp "^0.5.1"
 
-ws@3.0.0, ws@5.1.1, ws@^5.2.0, ws@^6.0.0, ws@^6.2.1, ws@^7, ws@^7.2.0:
-  version "7.2.1"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-7.2.1.tgz#03ed52423cd744084b2cf42ed197c8b65a936b8e"
-  integrity sha512-sucePNSafamSKoOqoNfBd8V0StlkzJKL2ZAhGQinCfNQ+oacw+Pk7lcdAElecBF2VkLNZRiIb5Oi1Q5lVUVt2A==
+ws@3.0.0, ws@5.1.1, ws@^5.2.0, ws@^6.0.0, ws@^6.2.1, ws@^7, ws@^7.2.0, 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==
 
 xml-name-validator@^3.0.0:
   version "3.0.0"