chore(deps): update xunit-dotnet monorepo (#201)

* chore(deps): update xunit-dotnet monorepo

* test: fix build error

* test: fix build error

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: FantasticFiasco <mattias@kindb.org>

Author: renovate[bot]

test/Serilog.Sinks.UdpTests/Serilog.Sinks.UdpTests.csproj

@@ -20,8 +20,8 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
     <PackageReference Include="Serilog.Settings.Configuration" Version="10.0.0" />
     <PackageReference Include="Shouldly" Version="4.3.0" />
-    <PackageReference Include="xunit" Version="2.7.1" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="3.0.0">
+    <PackageReference Include="xunit" Version="2.9.3" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>

test/Serilog.Sinks.UdpTests/Sinks/Udp/Private/UdpClientFactoryShould.cs

@@ -2,6 +2,7 @@
 using System.Net;
 using System.Net.Sockets;
 using System.Text;
+using System.Threading.Tasks;
 using Shouldly;
 using Xunit;
 
@@ -28,7 +29,7 @@ public void UseDualModeOnInterNetworkV6()
     [Theory]
     [InlineData("127.0.0.1", AddressFamily.InterNetwork)]
     [InlineData("::1", AddressFamily.InterNetworkV6)]
-    public async void SendPayload(string address, AddressFamily family)
+    public async Task SendPayload(string address, AddressFamily family)
     {
         // Arrange
         client = UdpClientFactory.Create(0, family, false);