Feature Request - Add First Matching and First Event for user to Experiment funnels.

[darkopia]

Feature request

Is your feature request related to a problem?

No

Describe the solution you'd like

The ability to use these conditions in experiment event funnels

Additional context

https://posthoghelp.zendesk.com/agent/tickets/19383

Debug info

- [ ] PostHog Cloud, Debug information: [please copy/paste from https://us.posthog.com/settings/project-details#variables]
- [ ] PostHog Hobby self-hosted with `docker compose`, version/commit: [please provide]
- [ ] PostHog self-hosted with Kubernetes (deprecated, see [`Sunsetting Kubernetes support`](https://posthog.com/blog/sunsetting-helm-support-posthog)), version/commit: [please provide]