chore(deps): bump storybook from 8.6.14 to 8.6.15 in /docs (#36727)

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docs/package.json

@@ -66,7 +66,7 @@
     "react-svg-pan-zoom": "^3.13.1",
     "remark-import-partial": "^0.0.2",
     "reselect": "^5.1.1",
-    "storybook": "^8.6.11",
+    "storybook": "^8.6.15",
     "swagger-ui-react": "^5.31.0",
     "tinycolor2": "^1.4.2",
     "ts-loader": "^9.5.4",