Merge pull request #6382 from nextcloud/renovate/stable29-y-prosemirror-1.x

fix(deps): update dependency y-prosemirror to ^1.2.12 (stable29)

Author: github-actions[bot]

package-lock.json

@@ -108,7 +108,7 @@
     "vue-click-outside": "^1.1.0",
     "vue-material-design-icons": "^5.3.0",
     "vuex": "^3.6.2",
-    "y-prosemirror": "^1.2.11",
+    "y-prosemirror": "^1.2.12",
     "y-protocols": "^1.0.6",
     "y-websocket": "^2.0.4",
     "yjs": "^13.6.18"