Bump ws from 7.3.1 to 7.4.6 in /dashboards-reports (#68)

Bumps [ws](https://github.com/websockets/ws) from 7.3.1 to 7.4.6.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@7.3.1...7.4.6)

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

dashboards-reports/package.json

@@ -43,7 +43,7 @@
     "react-toast-notifications": "^2.4.0",
     "set-interval-async": "1.0.33",
     "showdown": "^1.9.1",
-    "ws": "^7.2.3"
+    "ws": "^7.4.6"
   },
   "devDependencies": {
     "@elastic/eslint-import-resolver-kibana": "link:../../packages/osd-eslint-import-resolver-opensearch-dashboards",