chore: Remove unnecessary package resolutions (#12442)

Remove `debug: 4.3.4` resolution which was forcing a downgrade – packages
requesting ^4.4.x now resolve to their correct versions. Remove
`ajv@npm:~8.13.0` resolution as no package in the dependency tree requests
that range anymore.

https://claude.ai/code/session_01JmpWGCUCVdKqN3MgsYc3fi

Co-authored-by: Claude <noreply@anthropic.com>

package.json

@@ -381,10 +381,8 @@
     "@types/react": "17.0.91",
     "@types/koa": "2.15.1",
     "prosemirror-transform": "1.10.5",
-    "debug": "4.3.4",
     "prismjs": "1.30.0",
     "zod": "^4.3.6",
-    "ajv@npm:~8.13.0": "^8.18.0",
     "@types/markdown-it": "14.1.2",
     "ip-address@npm:10.1.0": "^10.2.0",
     "minimatch@npm:9.0.1": "9.0.9",