chore: rename iprepd to repd

[jvehent]

We're moving away from an IP-centric reputation database, the name should reflect that.

[jvehent]

let's bump this, so we no longer get the question is this only for IP addresses?.

[ameihm0912]

Discussed with @jvehent, we are going to hold on this since it has larger implications outside of just changes to this repo; will keep issue open for now though.