Scripts to use for creating undocumented API issues

[ericstj]

No description provided.

[Copilot]

Pull Request Overview

This PR introduces automation scripts to create GitHub issues for undocumented .NET APIs. The scripts process Excel compliance data and generate structured GitHub issues to track documentation efforts.

• PowerShell scripts to generate markdown templates from Excel data and create GitHub issues
• Template-based system for customizable issue formatting
• Automated cross-linking between main tracking issues and individual namespace issues

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 5 comments.

File	Description
issues/generate_markdown_issues.ps1	Main script to process Excel data and generate markdown issue templates with namespace grouping
issues/create_github_issues.ps1	Script to create actual GitHub issues from generated templates using GitHub CLI
issues/README.md	Documentation explaining the workflow, prerequisites, and usage of the issue generation system

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