Update installation guide for GitHub Copilot IDEs...

...to include Xcode in the installation instructions.

Author: D1M1TR10S

docs/installation-guides/installation-guides.md

@@ -3,7 +3,7 @@
 This directory contains detailed installation instructions for the GitHub MCP Server across different host applications and IDEs. Choose the guide that matches your development environment.
 
 ## Installation Guides by Host Application
-- **[GitHub Copilot IDEs](install-github-copilot-ides.md)** - Installation for JetBrains, Visual Studio, Eclipse, and other IDEs with GitHub Copilot
+- **[GitHub Copilot in other IDEs](install-other-copilot-ides.md)** - Installation for JetBrains, Visual Studio, Eclipse, and Xcode with GitHub Copilot
 - **[Claude Applications](install-claude.md)** - Installation guide for Claude Desktop and Claude Code CLI
 - **[Cursor](install-cursor.md)** - Installation guide for Cursor IDE
 - **[Windsurf](install-windsurf.md)** - Installation guide for Windsurf IDE