Tweak header of otel modules docs
### <p align=center>
-### <img src="https://raw.githubusercontent.com/cncf/artwork/master/projects/tremor/horizontal/color/tremor-horizontal-color.png" width='35%'>
### <img src="https://raw.githubusercontent.com/cncf/artwork/master/projects/opentelemetry/horizontal/color/opentelemetry-horizontal-color.png" width='35%'>
### </p>
-### <p align=center><a href="https://landscape.cncf.io/selected=tremor">CNCF Early Stage Sandbox Project</a></p>
-### <p align=center><a href="https://landscape.cncf.io/category=streaming-messaging&format=card-mode&grouping=category">CNCF Streaming &amp; Messaging</a></p>
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### <hr/>
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-###
### # `CNCF OpenTelemetry` utility functions
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