chore(deps): update storybook monorepo to v8.4.2

Author: renovate[bot]

package.json

@@ -32,14 +32,14 @@
     "sb:prepare-cem": "node packages/cli/dist/bin/index.js resolve-cem --packageName @ui5/webcomponents --out ./.storybook/custom-element-manifests/main.json && node packages/cli/dist/bin/index.js resolve-cem --packageName @ui5/webcomponents-fiori --out ./.storybook/custom-element-manifests/fiori.json"
   },
   "dependencies": {
-    "@storybook/addon-a11y": "8.3.6",
-    "@storybook/addon-essentials": "8.3.6",
-    "@storybook/blocks": "8.3.6",
-    "@storybook/manager-api": "8.3.6",
-    "@storybook/preview-api": "8.3.6",
-    "@storybook/react": "8.3.6",
-    "@storybook/react-vite": "8.3.6",
-    "@storybook/theming": "8.3.6",
+    "@storybook/addon-a11y": "8.4.2",
+    "@storybook/addon-essentials": "8.4.2",
+    "@storybook/blocks": "8.4.2",
+    "@storybook/manager-api": "8.4.2",
+    "@storybook/preview-api": "8.4.2",
+    "@storybook/react": "8.4.2",
+    "@storybook/react-vite": "8.4.2",
+    "@storybook/theming": "8.4.2",
     "@ui5/webcomponents": "2.4.0",
     "@ui5/webcomponents-compat": "2.4.0",
     "@ui5/webcomponents-fiori": "2.4.0",
@@ -94,7 +94,7 @@
     "postcss-nesting": "^13.0.0",
     "prettier": "^3.0.0",
     "rimraf": "^6.0.0",
-    "storybook": "8.3.6",
+    "storybook": "8.4.2",
     "typedoc": "^0.26.0",
     "typescript": "5.6.3",
     "typescript-eslint": "^8.8.0",