Update dependency MSTest to 4.2.3

Author: renovate[bot]

Directory.Packages.props

@@ -8,7 +8,7 @@
 		<PackageVersion Include="Microsoft.AspNetCore.OpenApi" Version="10.0.8" />
 		<PackageVersion Include="Microsoft.CodeAnalysis.ResxSourceGenerator" Version="5.0.0-1.25277.114" />
 		<PackageVersion Include="Microsoft.IdentityModel.JsonWebTokens" Version="8.18.0" />
-		<PackageVersion Include="MSTest" Version="4.2.2" />
+		<PackageVersion Include="MSTest" Version="4.2.3" />
 		<PackageVersion Include="Nito.AsyncEx.Coordination" Version="5.1.2" />
 		<PackageVersion Include="NLog.Web.AspNetCore" Version="6.1.3" />
 		<PackageVersion Include="OpenTelemetry.Exporter.Prometheus.AspNetCore" Version="1.15.3-beta.1" />