chore(deps): update dependency fluentvalidation to 12.1.0

Author: renovate[bot]

Directory.Packages.props

@@ -26,7 +26,7 @@
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
 
     <!-- Code quality -->
-    <PackageVersion Include="FluentValidation" Version="12.0.0" />
+    <PackageVersion Include="FluentValidation" Version="12.1.0" />
     <PackageVersion Include="Markdig" Version="0.41.3" />
     <PackageVersion Include="Microsoft.AspNetCore.Http" Version="2.3.0" />