Release v1.8.0/v0.101.0

[github-actions]

Like #4522, but for v1.8.0/v0.101.0
Performed by collector release manager

• Prepare core release v1.8.0/v0.101.0
• Tag and release core v1.8.0/v0.101.0
• Prepare contrib release v0.101.0
• Tag and release contrib v0.101.0
• Prepare otelcol-releases v0.101.0
• Release binaries and container images v0.101.0

Performed by operator maintainers

• Release the operator v0.101.0

Performed by helm chart maintainers

• Update the opentelemetry-collector helm chart to use v0.101.0

[jpkrohling]

@open-telemetry/operator-maintainers , @open-telemetry/helm-maintainers , I'm closing as we are done with the release on our side, please track the progress on your side as well.