Apply suggestions from code review

Adding great suggestion from gewarren.

Co-authored-by: Genevieve Warren <[email protected]>

Author: wadepickett

.github/copilot-instructions.md

@@ -57,8 +57,7 @@ This document contains repository-specific instructions for GitHub Copilot when
 - When adding external links into a document, strip out the language/culture segment of the URL if present (example: remove the `en-us` or `en` part of links to English versions of webpages)
 - For learn.microsoft.com links, remove `https://learn.microsoft.com/en-us` from URLs
 - Use cross-references for APIs: `<xref:api-doc-ID>`
-- Get doc ID from the relevant XML doc in dotnet-api-docs
-- Omit first two characters of the doc ID
+- Get doc ID from the relevant XML doc in dotnet-api-docs, and omit the first two characters of the doc ID
 
 ## Markdown File Naming and Organization