KeyError: 'temporal_coinc_far'

Error Details:

• Sentry event: https://sentry.io/ligo-caltech/gwcelery/issues/5721817803
• First seen: 2024-08-16T23:08:58+00:00
• Last seen: 2024-10-03T09:41:56+00:00
• Events: 11
• Users: 0

assigned to @brandon.piotrzkowski

added External Triggers label

This and a similar error for the spatiotemporal FAR are failing for similar reasons: these aren't valid keys for SNEWS events (their coinc_far files are empty).

The solution for both would be to use the .get method since Nones should be handled already.

mentioned in merge request !1537 (merged)

mentioned in commit 9eb3471c

closed with merge request !1537 (merged)