chore(deps): update storybook monorepo to v8.6.8 (#4147)

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

Author: renovate[bot]

spring-boot-admin-server-ui/package-lock.json

@@ -63,11 +63,11 @@
     "vue3-click-away": "1.2.4"
   },
   "devDependencies": {
-    "@storybook/addon-actions": "8.6.7",
+    "@storybook/addon-actions": "8.6.8",
     "@storybook/addon-essentials": "8.6.7",
     "@storybook/addon-links": "8.6.7",
     "@storybook/addon-mdx-gfm": "^8.0.0",
-    "@storybook/vue3": "8.6.7",
+    "@storybook/vue3": "8.6.8",
     "@storybook/vue3-vite": "^8.0.0",
     "@testing-library/jest-dom": "6.6.3",
     "@testing-library/user-event": "14.6.1",