Bump ws, socket.io-adapter and backstopjs

Bumps [ws](https://github.com/websockets/ws) to 8.17.1 and updates ancestor dependencies [ws](https://github.com/websockets/ws), [socket.io-adapter](https://github.com/socketio/socket.io-adapter) and [backstopjs](https://github.com/garris/backstopjs). These dependencies need to be updated together.


Updates `ws` from 7.4.6 to 8.17.1
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@7.4.6...8.17.1)

Updates `socket.io-adapter` from 2.5.2 to 2.5.5
- [Release notes](https://github.com/socketio/socket.io-adapter/releases)
- [Changelog](https://github.com/socketio/socket.io-adapter/blob/2.5.5/CHANGELOG.md)
- [Commits](socketio/socket.io-adapter@2.5.2...2.5.5)

Updates `backstopjs` from 5.4.4 to 5.4.4
- [Release notes](https://github.com/garris/backstopjs/releases)
- [Changelog](https://github.com/garris/BackstopJS/blob/master/changelog.md)
- [Commits](https://github.com/garris/backstopjs/commits)

---
updated-dependencies:
- dependency-name: ws
  dependency-version: 8.17.1
  dependency-type: indirect
- dependency-name: socket.io-adapter
  dependency-version: 2.5.5
  dependency-type: indirect
- dependency-name: backstopjs
  dependency-version: 5.4.4
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -42,7 +42,7 @@
     "sass": "^1.44.0"
   },
   "devDependencies": {
-    "backstopjs": "^5.2.1",
+    "backstopjs": "^5.4.4",
     "eslint": "^7.32.0",
     "eslint-config-airbnb-base": "^14.2.1",
     "eslint-plugin-import": "^2.24.1",