chore: Bump FluentAssertions from 5.6.0 to 5.7.0 (#52)

Bumps [FluentAssertions](https://github.com/fluentassertions/fluentassertions) from 5.6.0 to 5.7.0.
- [Release notes](https://github.com/fluentassertions/fluentassertions/releases)
- [Commits](fluentassertions/fluentassertions@5.6.0...5.7.0)

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

test/CryptoCompare.Tests/CryptoCompare.Tests.csproj

@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="FluentAssertions" Version="5.6.0" />
+    <PackageReference Include="FluentAssertions" Version="5.7.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.1.1" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1">