Bump editor

- Fixes enter with horizontal gap cursor
- Improves pasting behavior
- Fixes heading uncollapse when value changes
- Fixes notice blocks not hidden with other collapsed content
closes #2371

package.json

@@ -143,7 +143,7 @@
     "react-window": "^1.8.6",
     "reakit": "^1.3.8",
     "regenerator-runtime": "^0.13.7",
-    "rich-markdown-editor": "^11.15.0-0",
+    "rich-markdown-editor": "^11.16.0",
     "semver": "^7.3.2",
     "sequelize": "^6.3.4",
     "sequelize-cli": "^6.2.0",