[release request] OpenTelemetry.Extensions.Enrichment 1.12.0-beta.1

[evgenyfedorov2]

Component

OpenTelemetry.Extensions.Enrichment

Version

1.12.0-beta.1

Additional context

Release changes from #3085 and move to Beta stage.

Tip

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[opentelemetrybot]

I executed the prepare release script for OpenTelemetry.Extensions.Enrichment version 1.12.0-beta.1 because @evgenyfedorov2 is a component owner.