Bump ws from 8.17.1 to 8.18.0 in /backend

Bumps [ws](https://github.com/websockets/ws) from 8.17.1 to 8.18.0.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](https://github.com/websockets/ws/compare/8.17.1...8.18.0)

---
updated-dependencies:
- dependency-name: ws
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

backend/package-lock.json

@@ -23,7 +23,7 @@
         "rust-gbt": "file:./rust-gbt",
         "socks-proxy-agent": "~7.0.0",
         "typescript": "~4.9.3",
-        "ws": "~8.17.1"
+        "ws": "~8.18.0"
       },
       "devDependencies": {
         "@babel/code-frame": "^7.18.6",
@@ -7690,9 +7690,9 @@
       }
     },
     "node_modules/ws": {
-      "version": "8.17.1",
+      "version": "8.18.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-8.17.1.tgz",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.18.0.tgz",
-      "integrity": "sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==",
+      "integrity": "sha512-8VbfWfHLbbwu3+N6OKsOMpBdT4kXPDDB9cJk2bJ6mh9ucxdlnNvH1e+roYkKmN9Nxw2yjz7VzeO9oOz2zJ04Pw==",
       "engines": {
         "node": ">=10.0.0"
       },
@@ -13424,9 +13424,9 @@
       }
     },
     "ws": {
-      "version": "8.17.1",
+      "version": "8.18.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-8.17.1.tgz",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.18.0.tgz",
-      "integrity": "sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==",
+      "integrity": "sha512-8VbfWfHLbbwu3+N6OKsOMpBdT4kXPDDB9cJk2bJ6mh9ucxdlnNvH1e+roYkKmN9Nxw2yjz7VzeO9oOz2zJ04Pw==",
       "requires": {}
     },
     "y18n": {

backend/package.json

@@ -52,7 +52,7 @@
     "redis": "^4.6.6",
     "socks-proxy-agent": "~7.0.0",
     "typescript": "~4.9.3",
-    "ws": "~8.17.1"
+    "ws": "~8.18.0"
   },
   "devDependencies": {
     "@babel/code-frame": "^7.18.6",