Update Storybook updates (#100502)

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

packages/grafana-ui/package.json

@@ -118,22 +118,22 @@
     "@faker-js/faker": "^9.0.0",
     "@grafana/tsconfig": "^2.0.0",
     "@rollup/plugin-node-resolve": "16.0.0",
-    "@storybook/addon-a11y": "^8.4.2",
-    "@storybook/addon-actions": "^8.4.2",
-    "@storybook/addon-docs": "^8.4.2",
-    "@storybook/addon-essentials": "^8.4.2",
-    "@storybook/addon-storysource": "^8.4.2",
-    "@storybook/addon-webpack5-compiler-swc": "^1.0.5",
-    "@storybook/blocks": "^8.4.2",
-    "@storybook/components": "^8.4.2",
-    "@storybook/core-events": "^8.4.2",
-    "@storybook/manager-api": "^8.4.2",
+    "@storybook/addon-a11y": "^8.6.2",
+    "@storybook/addon-actions": "^8.6.2",
+    "@storybook/addon-docs": "^8.6.2",
+    "@storybook/addon-essentials": "^8.6.2",
+    "@storybook/addon-storysource": "^8.6.2",
+    "@storybook/addon-webpack5-compiler-swc": "^2.1.0",
+    "@storybook/blocks": "^8.6.2",
+    "@storybook/components": "^8.6.2",
+    "@storybook/core-events": "^8.6.2",
+    "@storybook/manager-api": "^8.6.2",
     "@storybook/mdx2-csf": "1.1.0",
     "@storybook/preset-scss": "1.0.3",
-    "@storybook/preview-api": "^8.4.2",
-    "@storybook/react": "^8.4.2",
-    "@storybook/react-webpack5": "^8.4.2",
-    "@storybook/theming": "^8.4.2",
+    "@storybook/preview-api": "^8.6.2",
+    "@storybook/react": "^8.6.2",
+    "@storybook/react-webpack5": "^8.6.2",
+    "@storybook/theming": "^8.6.2",
     "@testing-library/dom": "10.4.0",
     "@testing-library/jest-dom": "6.6.3",
     "@testing-library/react": "16.2.0",
@@ -179,7 +179,7 @@
     "rollup-plugin-node-externals": "^8.0.0",
     "rollup-plugin-svg-import": "3.0.0",
     "sass-loader": "16.0.4",
-    "storybook": "^8.4.2",
+    "storybook": "^8.6.2",
     "style-loader": "4.0.0",
     "typescript": "5.7.3",
     "webpack": "5.97.1"