fix: doesn't fall back to calvideo if wrong destination is used for google meet

[kart1ka]

What does this PR do?

• Fixes [CAL-4129] Doesn't fall back to calvideo if wrong destination is used for Google Meet #16149 (GitHub issue number)
• Fixes CAL-4129 (Linear issue number - should be visible at the bottom of the GitHub issue description)

Loom Video: https://www.loom.com/share/5755e62f0b3b4dd89e7ace6588552f01?sid=5a613d57-5166-412f-b48a-378b7fa48a9c

Mandatory Tasks (DO NOT REMOVE)

• I have self-reviewed the code (A decent size PR without self-review might be rejected).
• I have added a Docs issue here if this PR makes changes that would require a documentation change. N/A.
• I confirm automated tests are in place that prove my fix is effective or that my feature works.

How should this be tested?

• Set a non google calendar as the destination calendar for an event.
• Set google meet as location value for the event.
• Now try to make a booking for that event.
• Notice that cal video is used as a fallback.

Checklist

[vercel]

@kart1ka is attempting to deploy a commit to the cal Team on Vercel.

A member of the Team first needs to authorize it.

[graphite-app]

Graphite Automations

"Add community label" took an action on this PR • (08/14/24)

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

"Add consumer team as reviewer" took an action on this PR • (08/14/24)

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

[anikdhabal]

👍

[github-actions]

E2E results are ready!

• Attempt #28355.1 results