chore: remove the $ prefixes so code can be...

[nickboldt]

What does this PR do?

chore: remove the $ prefixes so code can be copied more easily; add sample code for --next installs and remove the example that only installs the catalog source but no operator subscription

Signed-off-by: Nick Boldt nboldt@redhat.com

Screenshot/screencast of this PR

N/A

What issues does this PR fix or reference?

N/A (or see commit message above for issue number)

How to test this PR?

N/A

PR Checklist

As the author of this Pull Request I made sure that:

• [x] The Eclipse Contributor Agreement is valid
• [x] Code produced is complete
• [x] Code builds without errors
• [ ] Tests are covering the bugfix
• [x] The repository devfile is up to date and works, if one exists
• [x] Sections What issues does this PR fix or reference and How to test this PR completed
• [x] Relevant user documentation updated
• [x] Relevant contributing documentation updated
• [x] CI/CD changes implemented, documented and communicated

Reviewers

Reviewers, please comment how you tested the PR when approving it.

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud

[openshift-ci[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: rm3l

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/janus-idp/operator/blob/main/OWNERS)~~ [rm3l] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment