Bump the dependencies group in /tests/Moneybird.Net.Tests with 4 updates

Bumps the dependencies group in /tests/Moneybird.Net.Tests with 4 updates: [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest), [xunit](https://github.com/xunit/xunit), [xunit.runner.visualstudio](https://github.com/xunit/visualstudio.xunit) and [System.Text.Json](https://github.com/dotnet/runtime).


Updates `Microsoft.NET.Test.Sdk` from 17.7.2 to 17.8.0
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Changelog](https://github.com/microsoft/vstest/blob/main/docs/releases.md)
- [Commits](microsoft/vstest@v17.7.2...v17.8.0)

Updates `xunit` from 2.5.3 to 2.6.2
- [Commits](xunit/xunit@2.5.3...2.6.2)

Updates `xunit.runner.visualstudio` from 2.5.3 to 2.5.4
- [Release notes](https://github.com/xunit/visualstudio.xunit/releases)
- [Commits](xunit/visualstudio.xunit@2.5.3...2.5.4)

Updates `System.Text.Json` from 7.0.3 to 8.0.0
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v7.0.3...v8.0.0)

---
updated-dependencies:
- dependency-name: Microsoft.NET.Test.Sdk
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: xunit
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: xunit.runner.visualstudio
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: System.Text.Json
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

src/Moneybird.Net/Moneybird.Net.csproj

@@ -18,7 +18,7 @@
 
     <ItemGroup>
       <PackageReference Include="Macross.Json.Extensions" Version="3.0.0" />
-      <PackageReference Include="System.Text.Json" Version="7.0.3" />
+      <PackageReference Include="System.Text.Json" Version="8.0.0" />
     </ItemGroup>
 
     <ItemGroup>

tests/Moneybird.Net.Tests/Moneybird.Net.Tests.csproj

@@ -9,10 +9,10 @@
         <PackageReference Include="AutoFixture" Version="4.18.0" />
         <PackageReference Include="AutoFixture.Xunit2" Version="4.18.0" />
         <PackageReference Include="FluentAssertions" Version="6.12.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
         <PackageReference Include="Moq" Version="4.20.69" />
-        <PackageReference Include="xunit" Version="2.5.3" />
-        <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3">
+        <PackageReference Include="xunit" Version="2.6.2" />
+        <PackageReference Include="xunit.runner.visualstudio" Version="2.5.4">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>