Bump @mui/material from 6.4.3 to 6.4.4

Bumps [@mui/material](https://github.com/mui/material-ui/tree/HEAD/packages/mui-material) from 6.4.3 to 6.4.4.
- [Release notes](https://github.com/mui/material-ui/releases)
- [Changelog](https://github.com/mui/material-ui/blob/v6.4.4/CHANGELOG.md)
- [Commits](https://github.com/mui/material-ui/commits/v6.4.4/packages/mui-material)

---
updated-dependencies:
- dependency-name: "@mui/material"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -26,7 +26,7 @@
     "@emotion/styled": "^11.14.0",
     "@mui/icons-material": "^6.4.3",
     "@mui/lab": "^6.0.0-beta.26",
-    "@mui/material": "^6.3.1",
+    "@mui/material": "^6.4.4",
     "@primer/octicons-react": "^19.15.0",
     "@types/file-saver": "^2.0.7",
     "@types/react": "^19.0.8",