Fix broken import of go.opentelemetry.io/otel to v1.21.0

[JeromeJu]

Changes

This PR includes 2 commits to bump the opentelemetry.io/otel pkg:

• "Cleanup: migrate off deprecated trace.NewNoopTracerProvider()" migrates off the deprecated trace.NewNoopTracerProvider func to use what's provided in go.opentelemetry.io/otel/trace/noop.
• "Fix broken import of go.opentelemetry.io/otel" This commits fixes the broken dependencies on go.opentelemetry.io/otel. It patches the tracing package with an updated tracingProvider to
  implement the embeddedTracingProvider with the provider in the go.opentelemetry.io/otel/trace/noop pkg.

/kind bug
fixes: #7464

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Release Notes

NONE

[tekton-robot]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[dibyom]

@JeromeJu are you working on this right now? Or I think we can close this and come back when we really need to update otel

[JeromeJu]

@JeromeJu are you working on this right now? Or I think we can close this and come back when we really need to update otel

Agreed. Since we have the workaround for concurrent modification error. Let's close this for now.

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[Yongxuanzhang]

/lgtm