Rename integration entities and serializers
What does this MR do and why?
This is part of our rename from "services" to "integrations".
Issue: #330670 (closed)
MR acceptance checklist
This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.
-
I have evaluated the MR acceptance checklist for this MR.
Related to #330670 (closed)