RHOAIENG-26488: Add Lifecycled RayCluster demo notebook for RayJobs

[kryanbeane]

Issue link

RHOAIENG-26488

What changes have been made

Added demo notebook for lifecycling a RayCluster via Rayjob submission

Verification steps

Replace the values and run the notebook, both locally and from within an Openshift cluster.

Checks

• I've made sure the tests are passing.
• Testing Strategy
  • Unit tests
  • Manual tests
  • Testing is not required for this change

[openshift-ci-robot]

@kryanbeane: This pull request references RHOAIENG-26488 which is a valid jira issue.

In response to this:

Issue link

RHOAIENG-26488

What changes have been made

Added demo notebook for lifecycling a RayCluster via Rayjob submission

Verification steps

Replace the values and run the notebook, both locally and from within an Openshift cluster.

Checks

• I've made sure the tests are passing.
• Testing Strategy
  • Unit tests
  • Manual tests
  • Testing is not required for this change

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.65%. Comparing base (5a77f7b) to head (5d2eb3a).

Additional details and impacted files

@@                Coverage Diff                @@
##           ray-jobs-feature     #883   +/-   ##
=================================================
  Coverage             93.65%   93.65%           
=================================================
  Files                    20       20           
  Lines                  1717     1717           
=================================================
  Hits                   1608     1608           
  Misses                  109      109           

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