Add measures and tags with mediator object to the HttpClientLatencyLogEnricher - #6783

Pull Request Overview

This pull request introduces a new HttpLatencyMediator object to enhance HTTP client latency telemetry by adding measures and tags recording capabilities. The mediator provides a centralized way to record GC pause time measurements and HTTP version tags during HTTP request processing.

Key changes:

• Adds HttpLatencyMediator class with platform-specific implementations for .NET and .NET Framework
• Introduces HttpMeasures and HttpTags classes to define metric names and tag names
• Updates the log enricher to include tags and measures in the output format with versioned schema

Reviewed Changes

Copilot reviewed 10 out of 10 changed files in this pull request and generated 2 comments.

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