C#: Update extractor to target .NET 10.

Author: michaelnebel

csharp/Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <RuntimeIdentifiers>win-x64;linux-x64;osx-x64</RuntimeIdentifiers>
     <Nullable>enable</Nullable>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>

csharp/extractor/Semmle.Extraction.CSharp.DependencyFetching/DotNet.cs

@@ -139,7 +139,7 @@ public IList<string> GetNugetFeedsFromFolder(string folderPath)
         }
 
         // The version number should be kept in sync with the version .NET version used for building the application.
-        public const string LatestDotNetSdkVersion = "9.0.300";
+        public const string LatestDotNetSdkVersion = "10.0.100";
 
         public static ReadOnlyDictionary<string, string> MinimalEnvironment => IDotNetCliInvoker.MinimalEnvironment;
 

csharp/extractor/Semmle.Extraction.CSharp.DependencyStubGenerator/Semmle.Extraction.CSharp.DependencyStubGenerator.csproj

@@ -2,7 +2,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <AssemblyName>Semmle.Extraction.CSharp.DependencyStubGenerator</AssemblyName>
     <RootNamespace>Semmle.Extraction.CSharp.DependencyStubGenerator</RootNamespace>
     <ImplicitUsings>enable</ImplicitUsings>
@@ -14,4 +14,4 @@
     <ProjectReference Include="..\Semmle.Extraction.CSharp.StubGenerator\Semmle.Extraction.CSharp.StubGenerator.csproj" />
   </ItemGroup>
   <Import Project="..\..\.paket\Paket.Restore.targets" />
-</Project>
+</Project>

csharp/scripts/gen-assembly-info.py

@@ -28,7 +28,7 @@ def options():
 [assembly: AssemblyCompany("GitHub")]
 [assembly: AssemblyCopyright("Copyright © 2024 GitHub")]
 
-[assembly: System.Runtime.Versioning.TargetFramework(".NETCoreApp,Version=v9.0", FrameworkDisplayName = ".NET 9.0")]
+[assembly: System.Runtime.Versioning.TargetFramework(".NETCoreApp,Version=v10.0", FrameworkDisplayName = ".NET 10.0")]
 
 """
 output_file.write_text(output_file_contents)

misc/bazel/csharp.bzl

@@ -2,7 +2,7 @@ load("@rules_dotnet//dotnet:defs.bzl", "csharp_binary", "csharp_library", "cshar
 load("@rules_pkg//pkg:mappings.bzl", "strip_prefix")
 load("//misc/bazel:pkg.bzl", "codeql_pkg_files")
 
-TARGET_FRAMEWORK = "net9.0"
+TARGET_FRAMEWORK = "net10.0"
 
 def _gen_assembly_info(name):
     assembly_info_gen = name + "-assembly-info"