security: update ws package to 8.18.3 to fix security vulnerabilities

- Updates ws from ^7.5.10 to ^8.18.3
- Addresses multiple security advisories affecting older versions
- Resolves Dependabot security alerts

package.json

@@ -262,7 +262,7 @@
     "vite": "npm:rolldown-vite@latest",
     "vite-plugin-pwa": "^0.21.2",
     "winston": "^3.17.0",
-    "ws": "^7.5.10",
+    "ws": "^8.18.3",
     "y-indexeddb": "^9.0.11",
     "y-prosemirror": "^1.3.7",
     "y-protocols": "^1.0.6",

yarn.lock

@@ -15939,12 +15939,12 @@ write-file-atomic@^4.0.2:
     imurmurhash "^0.1.4"
     signal-exit "^3.0.7"
 
-ws@*, ws@^8.11.0, ws@^8.13.0, ws@^8.5.0, ws@~8.17.1:
-  version "8.17.1"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-8.17.1.tgz#9293da530bb548febc95371d90f9c878727d919b"
-  integrity sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==
+ws@*, ws@^8.11.0, ws@^8.13.0, ws@^8.18.3, ws@^8.5.0:
+  version "8.18.3"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-8.18.3.tgz#b56b88abffde62791c639170400c93dcb0c95472"
+  integrity sha512-PEIGCY5tSlUt50cqyMXfCzX+oOPqN0vuGqWzbcJ2xvnkzkq46oOpz7dQaTDBdfICb4N14+GARUDw2XV2N4tvzg==
 
-ws@^7.5.10, ws@^7.5.5:
+ws@^7.5.5:
   version "7.5.10"
   resolved "https://registry.yarnpkg.com/ws/-/ws-7.5.10.tgz#58b5c20dc281633f6c19113f39b349bd8bd558d9"
   integrity sha512-+dbF1tHwZpXcbOJdVOkzLDxZP1ailvSxM6ZweXTegylPny803bFhA+vqBYw4s31NSAk4S2Qz+AKXK9a4wkdjcQ==
@@ -15954,6 +15954,11 @@ ws@~8.11.0:
   resolved "https://registry.yarnpkg.com/ws/-/ws-8.11.0.tgz#6a0d36b8edfd9f96d8b25683db2f8d7de6e8e143"
   integrity "sha1-ag02uO39n5bYslaD2y+Nfebo4UM= sha512-HPG3wQd9sNQoT9xHyNCXoDUa+Xw/VevmY9FoHyQ+g+rrMn4j6FB4np7Z0OhdTgjx6MgQLK7jwSy1YecU1+4Asg=="
 
+ws@~8.17.1:
+  version "8.17.1"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-8.17.1.tgz#9293da530bb548febc95371d90f9c878727d919b"
+  integrity sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==
+
 xml-name-validator@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/xml-name-validator/-/xml-name-validator-4.0.0.tgz#79a006e2e63149a8600f15430f0a4725d1524835"