build(deps): bump @storybook/vue in /website/client (#12057)

Bumps [@storybook/vue](https://github.com/storybookjs/storybook/tree/HEAD/app/vue) from 5.3.17 to 5.3.18.
- [Release notes](https://github.com/storybookjs/storybook/releases)
- [Changelog](https://github.com/storybookjs/storybook/blob/next/CHANGELOG.md)
- [Commits](https://github.com/storybookjs/storybook/commits/v5.3.18/app/vue)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

website/client/package.json

@@ -22,7 +22,7 @@
     "@storybook/addon-knobs": "^5.3.17",
     "@storybook/addon-links": "^5.3.17",
     "@storybook/addon-notes": "^5.3.17",
-    "@storybook/vue": "^5.3.17",
+    "@storybook/vue": "^5.3.18",
     "@vue/test-utils": "1.0.0-beta.29",
     "amplitude-js": "^5.10.0",
     "axios": "^0.19.2",