feat: added cancelled by to booking detail view

[Praashh]

What does this PR do?

• Fixes [CAL-4988] Add 'Cancelled by' to booking detail view #18508

Mandatory Tasks (DO NOT REMOVE)

• I have self-reviewed the code (A decent size PR without self-review might be rejected).
• I have updated the developer docs in /docs if this PR makes changes that would require a documentation change. If N/A, write N/A here and check the checkbox.
• I confirm automated tests are in place that prove my fix is effective or that my feature works.

How should this be tested?

• Create a booking.
• Cancel the booking.

Checklist

• I haven't read the contributing guide
• My code doesn't follow the style guidelines of this project
• I haven't commented my code, particularly in hard-to-understand areas
• I haven't checked if my changes generate no new warnings

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2 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
cal	⬜️ Ignored (Inspect)	Visit Preview		Jan 9, 2025 11:55am
calcom-web-canary	⬜️ Ignored (Inspect)	Visit Preview		Jan 9, 2025 11:55am

[graphite-app]

Graphite Automations

"Add consumer team as reviewer" took an action on this PR • (01/08/25)

1 reviewer was added to this PR based on Keith Williams's automation.

"Add community label" took an action on this PR • (01/08/25)

1 label was added to this PR based on Keith Williams's automation.

[Praashh]

For Guest User

For Cal User

[github-actions]

This PR is being marked as stale due to inactivity.