build(deps): bump @storybook/addon-notes in /website/client (#12245)

Bumps [@storybook/addon-notes](https://github.com/storybookjs/storybook/tree/HEAD/addons/notes) from 5.3.18 to 5.3.19.
- [Release notes](https://github.com/storybookjs/storybook/releases)
- [Changelog](https://github.com/storybookjs/storybook/blob/v5.3.19/CHANGELOG.md)
- [Commits](https://github.com/storybookjs/storybook/commits/v5.3.19/addons/notes)

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

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

website/client/package.json

@@ -16,7 +16,7 @@
     "@storybook/addon-actions": "^5.3.19",
     "@storybook/addon-knobs": "^5.3.18",
     "@storybook/addon-links": "^5.3.19",
-    "@storybook/addon-notes": "^5.3.18",
+    "@storybook/addon-notes": "^5.3.19",
     "@storybook/vue": "^5.3.19",
     "@vue/cli-plugin-babel": "^4.3.1",
     "@vue/cli-plugin-eslint": "^4.3.1",