Running a query via fleetctl with a label that doesn't exist should produce an error

[dherder]

Fleet version: 4.58.0

Web browser and operating system: n/a

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💥  Actual behavior

See https://fleetdm.slack.com/archives/C019WG4GH0A/p1729274331778759

🧑‍💻  Steps to reproduce

1. run fleetctl query --labels 'boop' --query 'SELECT * FROM uptime;' --exit where label "boop" doesn't exist.

The command will produce results but it is not clear how it is filtered. There should be some error like "Cannot execute query, label "boop" does not exist".