Update dependency Shouldly to 4.3.0

Author: renovate[bot]

src/Cake.ESLint.Tests/Cake.ESLint.Tests.csproj

@@ -22,7 +22,7 @@
         </PackageReference>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
         <PackageReference Include="Moq" Version="4.20.72" />
-        <PackageReference Include="Shouldly" Version="4.2.1" />
+        <PackageReference Include="Shouldly" Version="4.3.0" />
         <PackageReference Include="Verify.Xunit" Version="28.7.0" />
         <PackageReference Include="xunit" Version="2.9.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="3.0.0">