[TT-13614] Add tests.enabled to values.yaml to allow tests to be turned off

Description

As a user I would like to turn off the tests pods created through the different charts manifests.

Ultimately I would also like to set labels, annotations, resources, securityContext, etc to adhere to my k8s cluster security policies.

[ ] Bug fix (non-breaking change which fixes an issue)
[ ] New feature (non-breaking change which adds functionality)
[ ] Breaking change (fix or feature that would cause existing functionality to change)
[ ] Refactoring or add test (improvements in base code or adds test coverage to functionality)
[ ] Documentation updates or improvements.

[ ] Make sure you are requesting to pull a topic/feature/bugfix branch (right side). If PRing from your fork, don't come from your master!
[ ] Make sure you are making a pull request against our master branch (left side). Also, it would be best if you started your change off our latest master.
[ ] My change requires a change to the documentation.
- [ ] I have manually updated the README(s)/documentation accordingly.
[ ] I have updated the documentation accordingly.
[ ] I have added tests to cover my changes.
[ ] All new and existing tests passed.