chore(deps): update dependency @storybook/react to v8.6.15

Author: renovate[bot]

package.json

@@ -53,7 +53,7 @@
     "@playwright/experimental-ct-react": "^1.43.1",
     "@storybook/addon-info": "5.3.21",
     "@storybook/addon-options": "5.3.21",
-    "@storybook/react": "8.5.8",
+    "@storybook/react": "8.6.15",
     "@types/node": "22.13.5",
     "@types/react": "19.0.10",
     "@types/react-dom": "19.0.4",