Make events parameter required for list_events

[mattgd]

Description

Make events parameter required for listEvents.

Documentation

Does this require changes to the WorkOS Docs? E.g. the API Reference or code snippets need updates.

[x] Yes

If yes, link a related docs PR and add a docs maintainer as a reviewer. Their approval is required. https://github.com/workos/workos/pull/26139

[linear[bot]]

DSYNC-1307 Update Python SDK to require event names parameter