chore(deps): update storybook monorepo to ^8.6.8 (#1669)

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

Author: renovate[bot]

package.json

@@ -135,20 +135,20 @@
     "@sanity/prettier-config": "^1.0.3",
     "@sanity/semantic-release-preset": "^5.0.0",
     "@sanity/ui-workshop": "^2.0.32",
-    "@storybook/addon-a11y": "^8.6.7",
-    "@storybook/addon-docs": "^8.6.7",
-    "@storybook/addon-essentials": "^8.6.7",
-    "@storybook/addon-interactions": "^8.6.7",
-    "@storybook/addon-links": "^8.6.7",
-    "@storybook/addon-mdx-gfm": "^8.6.7",
-    "@storybook/addon-storysource": "^8.6.7",
-    "@storybook/addon-themes": "^8.6.7",
-    "@storybook/blocks": "^8.6.7",
-    "@storybook/manager-api": "^8.6.7",
-    "@storybook/react": "^8.6.7",
-    "@storybook/react-vite": "^8.6.7",
-    "@storybook/test": "^8.6.7",
-    "@storybook/theming": "^8.6.7",
+    "@storybook/addon-a11y": "^8.6.8",
+    "@storybook/addon-docs": "^8.6.8",
+    "@storybook/addon-essentials": "^8.6.8",
+    "@storybook/addon-interactions": "^8.6.8",
+    "@storybook/addon-links": "^8.6.8",
+    "@storybook/addon-mdx-gfm": "^8.6.8",
+    "@storybook/addon-storysource": "^8.6.8",
+    "@storybook/addon-themes": "^8.6.8",
+    "@storybook/blocks": "^8.6.8",
+    "@storybook/manager-api": "^8.6.8",
+    "@storybook/react": "^8.6.8",
+    "@storybook/react-vite": "^8.6.8",
+    "@storybook/test": "^8.6.8",
+    "@storybook/theming": "^8.6.8",
     "@testing-library/dom": "^10.4.0",
     "@testing-library/jest-dom": "^6.6.3",
     "@testing-library/react": "^16.2.0",
@@ -194,7 +194,7 @@
     "rimraf": "^5.0.5",
     "semantic-release": "^24.2.3",
     "start-server-and-test": "^2.0.11",
-    "storybook": "^8.6.7",
+    "storybook": "^8.6.8",
     "styled-components": "^6.1.16",
     "tsconfig-paths": "^4.2.0",
     "typescript": "5.8.2",