update to .NET 10

Get this ready for the first preview

Author: BillWagner

.github/workflows/snippets5000.yml

@@ -14,8 +14,8 @@ on:
         default: 'Manual run'
 
 env:
-  DOTNET_VERSION: '9.0.*'
-  DOTNET_QUALITY: 'ga'
+  DOTNET_VERSION: '10.0.*'
+  DOTNET_QUALITY: 'preview'
   DOTNET_DO_INSTALL: 'true' # To install a version of .NET not provided by the runner, set to true
   EnableNuGetPackageRestore: 'True'
 

docs/csharp/language-reference/operators/snippets/shared/operators.csproj

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <ImplicitUsings>true</ImplicitUsings>