Bump @mui/x-date-pickers from 6.20.0 to 7.7.0

Bumps [@mui/x-date-pickers](https://github.com/mui/mui-x/tree/HEAD/packages/x-date-pickers) from 6.20.0 to 7.7.0.
- [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/v7.7.0/packages/x-date-pickers)

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

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

package.json

@@ -34,7 +34,7 @@
     "@mui/icons-material": "^5.15.20",
     "@mui/material": "^5.15.18",
     "@mui/styles": "^5.15.18",
-    "@mui/x-date-pickers": "~6.20.0",
+    "@mui/x-date-pickers": "~7.7.0",
     "@radix-ui/react-checkbox": "^1.0.4",
     "@radix-ui/react-slot": "^1.0.2",
     "@radix-ui/react-tooltip": "^1.0.7",