OpenTelemetry with Tracing Integration for HttpProxy

## What is the problem your feature solves, or the need it fulfills?

It increases the observability through telemetry

## Describe the solution you'd like

Integrating with Rust OpenTelemetry, and trace OpenTelemetry.

https://docs.rs/tracing-opentelemetry/latest/tracing_opentelemetry/

## Describe alternatives you've considered

What other solutions, features, or workarounds have you considered that might also solve the issue?
What are the tradeoffs for these alternatives compared to what you're proposing?

## Additional context