Replace net10.0/win example with net10.0/benchmark in NU1019 docs

Agent-Logs-Url: https://github.com/NuGet/docs.microsoft.com-nuget/sessions/9b70f715-3e55-48e8-8ca6-24670c205864

Co-authored-by: nkolev92 <[email protected]>

Author: Copilot

docs/reference/errors-and-warnings/NU1019.md

@@ -13,7 +13,7 @@ f1_keywords:
 
 ## Scenario
 
-> The project 'MyProject' contains a TargetFramework 'net10.0/win' with disallowed characters. TargetFramework names must contain only ASCII characters and must not contain path separators.
+> The project 'MyProject' contains a TargetFramework 'net10.0/benchmark' with disallowed characters. TargetFramework names must contain only ASCII characters and must not contain path separators.
 
 ### Issue
 
@@ -37,14 +37,14 @@ For example, change:
 
 ```xml
 <PropertyGroup>
-  <TargetFramework>net10.0/win</TargetFramework>
+  <TargetFramework>net10.0/benchmark</TargetFramework>
 </PropertyGroup>
 ```
 
 To a valid target framework name:
 
 ```xml
 <PropertyGroup>
-  <TargetFramework>net10.0-windows</TargetFramework>
+  <TargetFramework>net10.0-benchmark</TargetFramework>
 </PropertyGroup>
 ```