Description

Included optional namespace field in the keycloak-operator templates.

Checklist

[X] This PR contains a description of the changes I'm making
[X] I updated the version in Chart.yaml
[X] I updated the changelog with an artifacthub.io/changes annotation in Chart.yaml, check the example in the documentation.
[X] I updated applicable README.md files using pre-commit run
[X] I documented any high-level concepts I'm introducing in docs/
[x] CI is currently green and this is ready for review
[X] I am ready to test changes after they are applied and released