feat(ui): Add parameter value enum support to the UI. Fixes #4192

[basanthjenuhb]

Feature: Add UI support for enums
Discussed in #4192

Signed-off-by: basanthjenuhb basanthjenuhb@gmail.com

Checklist:

• Either (a) I've created an enhancement proposal and discussed it with the community, (b) this is a bug fix, or (c) this is a chore.
• The title of the PR is (a) conventional, (b) states what changed, and (c) suffixes the related issues number. E.g. "fix(controller): Updates such and such. Fixes #1234".
• My organization is added to USERS.md.
• I've signed the CLA.
• I have written unit and/or e2e tests for my change. PRs without these are unlikely to be merged.
• My builds are green. Try syncing with master if they are not.

[alexec]

@basanthjenuhb looks good from source code. Can you please add a screenshot?

[alexec]

@basanthjenuhb - do you plan to continue working on this, please?

[alexec]

Slacked @basanthjenuhb asking if he plans to finish this.

[basanthjenuhb]

yes, @alexec , finishing it today

[basanthjenuhb]

@alexec build failing in e2e tests
stat: cannot stat '/etc/rancher/k3s/k3s.yaml': No such file or directory
can you please help in fixing this

[basanthjenuhb]

Choosing two in the dropdown

@alexec Added screenshots

[basanthjenuhb]

@alexec Builds are green again, we can go ahead with this pr