Update 2.2.5.md

Author: leecow

release-notes/2.2/2.2.5/2.2.5.md

@@ -15,7 +15,7 @@
 * [.NET Core Lifecycle News](#net-core-lifecycle-news)
 * [Known Issues](../2.2-known-issues.md)
 
-We've created an issue at [dotnet/core #2727](https://github.com/dotnet/core/issues/XXXX) for your questions and comments.
+We've created an issue at [dotnet/core #2727](https://github.com/dotnet/core/issues/2727) for your questions and comments.
 
 ## Downloads