Fix tests

tests/Avalonia.Generators.Tests/Avalonia.Generators.Tests.csproj

@@ -10,8 +10,8 @@
     <ProjectReference Include="..\..\src\Avalonia.Diagnostics\Avalonia.Diagnostics.csproj" />
     <ProjectReference Include="..\..\src\Avalonia.ReactiveUI\Avalonia.ReactiveUI.csproj" />
     <ProjectReference Include="..\..\src\tools\Avalonia.Generators\Avalonia.Generators.csproj" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.4.0" />
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.5.0" />
   </ItemGroup>
   <ItemGroup>
     <EmbeddedResource Include="Views\*.xml" />