chore(deps): bump @mui/system from 5.16.7 to 6.1.4

Bumps [@mui/system](https://github.com/mui/material-ui/tree/HEAD/packages/mui-system) from 5.16.7 to 6.1.4.
- [Release notes](https://github.com/mui/material-ui/releases)
- [Changelog](https://github.com/mui/material-ui/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mui/material-ui/commits/v6.1.4/packages/mui-system)

---
updated-dependencies:
- dependency-name: "@mui/system"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -15,7 +15,7 @@
     "@mui/icons-material": "^5.16.7",
     "@mui/material": "^5.16.7",
     "@mui/private-theming": "^5.15.12",
-    "@mui/system": "^5.14.12",
+    "@mui/system": "^6.1.4",
     "@mui/x-charts": "^7.17.0",
     "@mui/x-data-grid": "^7.16.0",
     "@mui/x-date-pickers": "^7.11.1",