Update doc on profiling config settings

[barosiak]

Summary

Move documentation from https://github.com/dotnet/runtime/blob/main/docs/design/coreclr/profiling/Profiler%20Loading.md to https://github.com/dotnet/docs/blob/main/docs/core/runtime-config/debugging-profiling.md

Add description of changes introduced after merging dotnet/runtime#121646, issue: dotnet/runtime#117902

Fixes #49963

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Internal previews

📄 File	🔗 Preview link
docs/core/runtime-config/debugging-profiling.md	Runtime configuration options for debugging and profiling

[noahfalk]

👍

[Copilot]

Pull Request Overview

This PR updates the documentation for profiling configuration settings in .NET. The changes document the new DOTNET_* prefix support for profiler environment variables introduced in .NET 11, alongside the existing CORECLR_* prefixes maintained for backward compatibility.

Key changes include:

• Adding a new include file explaining the dual prefix support for profiler environment variables starting in .NET 11
• Documenting new ARM32 and ARM64 profiler path environment variables
• Reorganizing the profiler location section to clarify the two loading methods (environment variables and Windows registry)
• Expanding documentation on Windows registry-based profiler loading

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 4 comments.

File	Description
includes/coreclr-prefix.md	New include file explaining DOTNET and CORECLR prefix support starting in .NET 11
docs/core/runtime-config/debugging-profiling.md	Updated environment variable tables to show both CORECLR_* and DOTNET_* prefixes, added ARM32/ARM64 paths, added registry loading documentation, and reorganized profiler location section

[gewarren]

Thanks for updating this.