Bump MartinCostello.Logging.XUnit from 0.2.0 to 0.3.0

Bumps [MartinCostello.Logging.XUnit](https://github.com/martincostello/xunit-logging) from 0.2.0 to 0.3.0.
- [Release notes](https://github.com/martincostello/xunit-logging/releases)
- [Commits](martincostello/xunit-logging@v0.2.0...v0.3.0)

---
updated-dependencies:
- dependency-name: MartinCostello.Logging.XUnit
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

test/Cosmos.Identity.Tests/Cosmos.Identity.Tests.csproj

@@ -15,7 +15,7 @@
   <ItemGroup>
     <PackageReference Include="DataGenerator" Version="5.0.0.178" />
     <PackageReference Include="FluentAssertions" Version="6.3.0" />
-    <PackageReference Include="MartinCostello.Logging.XUnit" Version="0.2.0" />
+    <PackageReference Include="MartinCostello.Logging.XUnit" Version="0.3.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="6.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />