Component Migration: Dropdown, FilterDropdown, Page, Hr

[djalmaaraujo]

Description

This is part of a bigger initiative to migrate as many generic components as possible from the VIP Dashboard to this library. This PR includes:

• Dropdown (Convert to TS);
• FilterDropdown
• Page (For now, it's a simple box replacement). Next, PRs will have more.
• Hr

Checklist

• [x] This PR has good automated test coverage
• [x] The storybook for the component has been updated

Steps to Test

1. <Hr /> new component is rendered: https://deploy-preview-416--vip-design-system-components.netlify.app/?path=/docs/hr--docs
2. <Dropdown /> component continues to work as expected now that it was migrated to TS: https://deploy-preview-415--vip-design-system-components.netlify.app/?path=/docs/dropdown--docs
3. The new migrated component <FilterDropdown /> is working as expected in the demo page: https://deploy-preview-416--vip-design-system-components.netlify.app/?path=/docs/filterdropdown--docs

[netlify[bot]]

✅ Deploy Preview for vip-design-system-components ready!

Name	Link
🔨 Latest commit	b9850fc5c5c4531da57e1296c22654433746d668
🔍 Latest deploy log	https://app.netlify.com/sites/vip-design-system-components/deploys/667db7f4a523120008dec416
😎 Deploy Preview	https://deploy-preview-416--vip-design-system-components.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.