Bump @mui/icons-material from 5.14.19 to 5.15.13 in /client (#174)

Bumps [@mui/icons-material](https://github.com/mui/material-ui/tree/HEAD/packages/mui-icons-material) from 5.14.19 to 5.15.13.
- [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/v5.15.13/packages/mui-icons-material)

---
updated-dependencies:
- dependency-name: "@mui/icons-material"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

client/package.json

@@ -6,7 +6,7 @@
     "@emotion/styled": "^11.11.0",
     "@fortawesome/free-solid-svg-icons": "^6.5.1",
     "@fortawesome/react-fontawesome": "^0.2.0",
-    "@mui/icons-material": "^5.14.19",
+    "@mui/icons-material": "^5.15.13",
     "@mui/material": "^5.15.13",
     "axios": "^1.6.7",
     "bootstrap": "^5.3.3",