enable search in select and adding border bottom color

[sanudutta45]

What does this PR do?

Enabling search functionality in select input and border-bottom-color added to the divider.

Fixes #8984

Environment: Staging(main branch)

Type of change

• Bug fix (non-breaking change which fixes an issue)

How should this be tested?

• [ ] Create a collective event for a team
• [ ] Goto assignment
• [ ] The team selects input that should be searchable

[vercel[bot]]

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Name	Status	Preview	Comments	Updated (UTC)
ui	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 19, 2023 5:35pm

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[github-actions[bot]]

📦 Next.js Bundle Analysis for @calcom/web

This analysis was generated by the Next.js Bundle Analysis action. 🤖

This PR introduced no changes to the JavaScript bundle! 🙌