fix(deps): update dependency postcss-preset-mantine to ^1.13.0 (#36)

Co-authored-by: Renovate Bot <renovate@whitesourcesoftware.com>

apps/nextjs/package.json

@@ -44,7 +44,7 @@
     "jotai": "^2.6.4",
     "mantine-modal-manager": "^7.5.1",
     "next": "^14.0.4",
-    "postcss-preset-mantine": "^1.12.3",
+    "postcss-preset-mantine": "^1.13.0",
     "react": "18.2.0",
     "react-dom": "18.2.0",
     "sass": "^1.70.0",