fix: Wait namespace active state

[tolusha]

Signed-off-by: Anatolii Bazko abazko@redhat.com

What does this PR do?

• removes duplication in post-installation output
• waits workspace active state after creation

What issues does this PR fix or reference?

eclipse-che/che#18413
eclipse-che/che#18416

How to test this PR?

PR Checklist

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

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

Reviewers

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

[tolusha]

/retest

[tolusha]

/retest

[openshift-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[tolusha]

• Minishift E2E / Operator installer (tested locally)