fix(deps): update material-ui monorepo to v7.3.9

Author: renovate[bot]

package.json

@@ -31,8 +31,8 @@
     "@dnd-kit/utilities": "3.2.2",
     "@emotion/react": "11.14.0",
     "@emotion/styled": "11.14.1",
-    "@mui/icons-material": "7.3.8",
-    "@mui/material": "7.3.8",
+    "@mui/icons-material": "7.3.9",
+    "@mui/material": "7.3.9",
     "@uiw/codemirror-theme-darcula": "4.25.5",
     "@uiw/react-codemirror": "4.25.4",
     "gatsby": "5.16.1",