Update SA1027.md

I have a feeling "release" and "debug" is the wrong way round in the example.

Author: HugoRoss

documentation/SA1027.md

@@ -55,9 +55,9 @@ To avoid unintentionally changing the behavior of code, this violation is never
 
     ```csharp
     #if DEBUG
-    This is ignored in debug configurations
-    #else
     This is ignored in release configurations
+    #else
+    This is ignored in debug configurations
     #endif
     ```