Update rondevu-client to v0.7.1

Updated to latest client version with:
- addEventListener/removeEventListener instead of .on* properties
- Extracted duplicate ICE handler code to base PeerState class
- Proper event listener cleanup to prevent memory leaks

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

package-lock.json

@@ -8,7 +8,7 @@
       "name": "rondevu-demo",
       "version": "0.5.0",
       "dependencies": {
-        "@xtr-dev/rondevu-client": "^0.6.0",
+        "@xtr-dev/rondevu-client": "^0.7.1",
         "@zxing/library": "^0.21.3",
         "qrcode": "^1.5.4",
         "react": "^18.2.0",
@@ -1171,9 +1171,9 @@
       }
     },
     "node_modules/@xtr-dev/rondevu-client": {
-      "version": "0.6.0",
-      "resolved": "https://registry.npmjs.org/@xtr-dev/rondevu-client/-/rondevu-client-0.6.0.tgz",
-      "integrity": "sha512-lM3YT+LyxsNL1eOGBmuqnb52UAH1JxeW9KHIVtMeXDSjwIQXZU99nTbEQhJHyTLrJFwH3/X+LnSWRKKidR968g==",
+      "version": "0.7.1",
+      "resolved": "https://registry.npmjs.org/@xtr-dev/rondevu-client/-/rondevu-client-0.7.1.tgz",
+      "integrity": "sha512-N//A0vxkegHCG/cfBMTi6BIP/ICJKaDhUfyI1sh7Oe/77xCtKqAGKBaIZXcmzke+OR0IWq38EAgSTmMBO+aVPA==",
       "license": "MIT",
       "dependencies": {
         "@xtr-dev/rondevu-client": "^0.5.1"