Update yjs

Author: renovate[bot]

package-lock.json

@@ -91,7 +91,7 @@
     "debounce": "^1.2.1",
     "escape-html": "^1.0.3",
     "highlight.js": "^11.9.0",
-    "lib0": "^0.2.88",
+    "lib0": "^0.2.90",
     "lowlight": "^2.9.0",
     "markdown-it": "^13.0.2",
     "markdown-it-container": "^3.0.0",
@@ -109,8 +109,8 @@
     "vue-material-design-icons": "^5.3.0",
     "vuex": "^3.6.2",
     "y-protocols": "^1.0.6",
-    "y-websocket": "^1.5.3",
-    "yjs": "^13.6.11"
+    "y-websocket": "^1.5.4",
+    "yjs": "^13.6.12"
   },
   "engines": {
     "node": "^20.0.0",