This will allow us to control the default container group created via settings, meaning
we could set this in the operator and the default container group would get created with it applied.
We need this for https://github.com/ansible/awx-operator/issues/242
Deepmerge the default podspec and the override
With out this, providing the `spec` for the podspec would override everything
contained, which ends up including the container used, which is not desired
Also, use the same deepmerge function def, as the code seems to be copypasted from
the utils
- base64 encode secret values before creating the secret
- Construct valid .dockerconfigjson
- Cancel jobs where it will obviously fail & error handling
- Check if the secret exists first, then attempts to replace it if it does.
- Write a deepmerge() implementation, keeping only the test suite of
https://stackoverflow.com/a/20666342/435004
- Use it to deep-merge pod['metadata'] with user input,
instead of replacing fields in it
