build(deps): bump @mui/styles from 6.4.1 to 6.4.2

Bumps [@mui/styles](https://github.com/mui/material-ui/tree/HEAD/packages/mui-styles) from 6.4.1 to 6.4.2.
- [Release notes](https://github.com/mui/material-ui/releases)
- [Changelog](https://github.com/mui/material-ui/blob/v6.4.2/CHANGELOG.md)
- [Commits](https://github.com/mui/material-ui/commits/v6.4.2/packages/mui-styles)

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

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

Author: dependabot[bot]

package.json

@@ -32,7 +32,7 @@
     "@feathersjs/rest-client": "^4.5.16",
     "@mui/lab": "^5.0.0-alpha.173",
     "@mui/material": "^5.16.7",
-    "@mui/styles": "^6.4.1",
+    "@mui/styles": "^6.4.2",
     "axios": "^1.7.9",
     "ra-data-feathers": "^2.9.4",
     "ra-input-rich-text": "^5.4.4",

yarn.lock

@@ -1984,13 +1984,13 @@
     "@mui/utils" "^5.16.6"
     prop-types "^15.8.1"
 
-"@mui/private-theming@^6.4.1":
-  version "6.4.1"
-  resolved "https://registry.yarnpkg.com/@mui/private-theming/-/private-theming-6.4.1.tgz#b4085e456edabc5b3fe2d1f777397a907404ad48"
-  integrity sha512-DcT7mwK89owwgcEuiE7w458te4CIjHbYWW6Kn6PiR6eLtxBsoBYphA968uqsQAOBQDpbYxvkuFLwhgk4bxoN/Q==
+"@mui/private-theming@^6.4.2":
+  version "6.4.2"
+  resolved "https://registry.yarnpkg.com/@mui/private-theming/-/private-theming-6.4.2.tgz#25b2fbfb89632ed684900bee35d8f0eb664e9173"
+  integrity sha512-2CkQT0gNlogM50qGTBJgWA7hPPx4AeH8RE2xJa+PHtIOowiVPX52ZsQ0e7Ho18DAqEbkngQ6Uju037ER+TCY5A==
   dependencies:
     "@babel/runtime" "^7.26.0"
-    "@mui/utils" "^6.4.1"
+    "@mui/utils" "^6.4.2"
     prop-types "^15.8.1"
 
 "@mui/styled-engine@^5.16.6":
@@ -2003,16 +2003,16 @@
     csstype "^3.1.3"
     prop-types "^15.8.1"
 
-"@mui/styles@^6.4.1":
-  version "6.4.1"
-  resolved "https://registry.yarnpkg.com/@mui/styles/-/styles-6.4.1.tgz#91cf3ed8b9028f74b5ec248b2fcac3a0a41f784a"
-  integrity sha512-W0AAfCsjrqTWdWzxM9vFPWkSNPQppKDNxDXN2l527Fu6ITF1ZBmw97p85Q6IkyXuUPlF+Mr12ztKSq9e2kD4KA==
+"@mui/styles@^6.4.2":
+  version "6.4.2"
+  resolved "https://registry.yarnpkg.com/@mui/styles/-/styles-6.4.2.tgz#d15f489557eaa55930633995e5cb6207a390f058"
+  integrity sha512-uK2SmpcVIdvA+7M5Bkw5Hfcg7ALGAnXzFH23Z/Qi6Td05C/vGrjt0kB2T/KSZvs4XQQce2NrcYrs9m0PX8Aybw==
   dependencies:
     "@babel/runtime" "^7.26.0"
     "@emotion/hash" "^0.9.2"
-    "@mui/private-theming" "^6.4.1"
+    "@mui/private-theming" "^6.4.2"
     "@mui/types" "^7.2.21"
-    "@mui/utils" "^6.4.1"
+    "@mui/utils" "^6.4.2"
     clsx "^2.1.1"
     csstype "^3.1.3"
     hoist-non-react-statics "^3.3.2"
@@ -2057,10 +2057,10 @@
     prop-types "^15.8.1"
     react-is "^18.3.1"
 
-"@mui/utils@^6.4.1":
-  version "6.4.1"
-  resolved "https://registry.yarnpkg.com/@mui/utils/-/utils-6.4.1.tgz#19e71af7f94a35fe6f43023a4badafc5807ab429"
-  integrity sha512-iQUDUeYh87SvR4lVojaRaYnQix8BbRV51MxaV6MBmqthecQoxwSbS5e2wnbDJUeFxY2ppV505CiqPLtd0OWkqw==
+"@mui/utils@^6.4.2":
+  version "6.4.2"
+  resolved "https://registry.yarnpkg.com/@mui/utils/-/utils-6.4.2.tgz#eeba878bf55fbe0a72bd6adb361f5737a489ec52"
+  integrity sha512-5NkhzlJkmR5+5RSs/Irqin1GPy2Z8vbLk/UzQrH9FEAnm6OA9SvuXjzgklxUs7N65VwEkGpKK1jMZ5K84hRdzQ==
   dependencies:
     "@babel/runtime" "^7.26.0"
     "@mui/types" "^7.2.21"