Bump @toolpad/core to ^0.15.0 (#46173)

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

Author: renovate[bot]

docs/package.json

@@ -52,7 +52,7 @@
     "@popperjs/core": "^2.11.8",
     "@react-spring/web": "^9.7.5",
     "@tailwindcss/postcss": "^4.1.7",
-    "@toolpad/core": "^0.14.0",
+    "@toolpad/core": "^0.15.0",
     "autoprefixer": "^10.4.21",
     "autosuggest-highlight": "^3.3.4",
     "babel-plugin-module-resolver": "^5.0.2",