fix(deps): update material-ui monorepo to v9

Author: secustors-renovate[bot]

plugins/renovate/package.json

@@ -69,11 +69,11 @@
     "@backstage/ui": "^0.14.0",
     "@emotion/react": "^11.13.3",
     "@emotion/styled": "^11.13.0",
-    "@mui/icons-material": "^7.0.0",
+    "@mui/icons-material": "^9.0.0",
     "@mui/lab": "6.0.0-beta.31",
-    "@mui/material": "~7.2.0",
+    "@mui/material": "~9.1.0",
     "@mui/styles": "^6.1.0",
-    "@mui/x-data-grid": "^8.0.0",
+    "@mui/x-data-grid": "^9.0.0",
     "@secustor/backstage-plugin-renovate-client": "workspace:^",
     "@secustor/backstage-plugin-renovate-common": "workspace:^",
     "@sindresorhus/is": "^4.6.0",