Bump @mui/x-date-pickers from 8.3.1 to 8.4.0

Bumps [@mui/x-date-pickers](https://github.com/mui/mui-x/tree/HEAD/packages/x-date-pickers) from 8.3.1 to 8.4.0.
- [Release notes](https://github.com/mui/mui-x/releases)
- [Changelog](https://github.com/mui/mui-x/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mui/mui-x/commits/v8.4.0/packages/x-date-pickers)

---
updated-dependencies:
- dependency-name: "@mui/x-date-pickers"
  dependency-version: 8.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -56,7 +56,7 @@
     "@mui/icons-material": "^7.1.0",
     "@mui/material": "^7.1.0",
     "@mui/styles": "^6.4.11",
-    "@mui/x-date-pickers": "^8.3.1",
+    "@mui/x-date-pickers": "^8.4.0",
     "@reduxjs/toolkit": "^2.8.2",
     "@uiw/react-color": "^2.5.5",
     "axios": "^1.9.0",