fix: Remove block for detecting circular OOO redirects

[keithwillcode]

What does this PR do?

• Fixes #17839
• Fixes CAL-4796

Mandatory Tasks (DO NOT REMOVE)

• [x] I have self-reviewed the code (A decent size PR without self-review might be rejected).
• [x] N/A - 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.
• [x] I confirm automated tests are in place that prove my fix is effective or that my feature works.

How should this be tested?

• Ensure you can create an OOO entry even when your dates overlap and you've been set as the redirect for someone else's OOO

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2 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
cal	⬜️ Ignored (Inspect)			Nov 25, 2024 7:38pm
calcom-web-canary	⬜️ Ignored (Inspect)			Nov 25, 2024 7:38pm

[keithwillcode]

We likely need a better solution than this for changing existing redirects.

[linear[bot]]

CAL-4796 Allow creating OOO entry when there is a redirect

[github-actions[bot]]

This PR is being marked as stale due to inactivity.

[github-actions[bot]]

This PR is being marked as stale due to inactivity.

[keithwillcode]

We are going a different route