Bump tinacms from 2.9.0 to 3.1.2

Bumps [tinacms](https://github.com/tinacms/tinacms/tree/HEAD/packages/tinacms) from 2.9.0 to 3.1.2.
- [Release notes](https://github.com/tinacms/tinacms/releases)
- [Changelog](https://github.com/tinacms/tinacms/blob/main/packages/tinacms/CHANGELOG.md)
- [Commits](https://github.com/tinacms/tinacms/commits/tinacms@3.1.2/packages/tinacms)

---
updated-dependencies:
- dependency-name: tinacms
  dependency-version: 3.1.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -13,7 +13,7 @@
     "next": "^14.2.35",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
-    "tinacms": "^2.9.0",
+    "tinacms": "^3.1.2",
     "typescript": "5.5.2"
   },
   "devDependencies": {