Bump react-markdown from 9.0.1 to 9.0.3 (#21)

Bumps [react-markdown](https://github.com/remarkjs/react-markdown) from 9.0.1 to 9.0.3.
- [Release notes](https://github.com/remarkjs/react-markdown/releases)
- [Changelog](https://github.com/remarkjs/react-markdown/blob/main/changelog.md)
- [Commits](remarkjs/react-markdown@9.0.1...9.0.3)

---
updated-dependencies:
- dependency-name: react-markdown
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Yuito Akatsuki (Tani Yutaka) <[email protected]>

package.json

@@ -26,7 +26,7 @@
     "next": "15.1.2",
     "react": "19.0.0",
     "react-dom": "19.0.0",
-    "react-markdown": "^9.0.1",
+    "react-markdown": "^9.0.3",
     "remark": "^15.0.1",
     "remark-gfm": "^4.0.0",
     "remark-html": "^16.0.1",