chore: remove orchestrator plugin references

[04kash]

• Remove references to the orchestrator plugin from renovate and catalog-info.yaml.
• Remove some of the remaining source code from orchestrator-common.

[changeset-bot]

⚠️ No Changeset found

Latest commit: a4d72a8

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[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

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