Backport Jupyter-ui configuration changes to 1.8

[ca-scribner]

Context

We need to backport the following to 1.8:

• ngc notebook configuration
• toleration, affinity, gpu, and poddefault configuration

What needs to get done

see above

Definition of Done

code is available in track/1.8 and released to charmhub

[syncronize-issues-to-jira]

Thank you for reporting us your feedback!

The internal ticket has been created: https://warthogs.atlassian.net/browse/KF-5616.

This message was autogenerated