fix(deps): update mui to v7 (major) (#2316)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

frontend/package-lock.json

@@ -19,9 +19,9 @@
     "@bcgov/design-system-react-components": "^0.5.0",
     "@emotion/react": "^11.13.3",
     "@emotion/styled": "^11.13.0",
-    "@mui/icons-material": "^6.0.2",
-    "@mui/material": "^6.0.2",
-    "@mui/system": "^6.0.2",
+    "@mui/icons-material": "^7.0.0",
+    "@mui/material": "^7.0.0",
+    "@mui/system": "^7.0.0",
     "@mui/x-data-grid": "^7.16.0",
     "@vitejs/plugin-react": "^4.3.1",
     "axios": "^1.7.7",