Fix the category for SA1413 (UseTrailingCommasInMultiLineInitializers)

Author: sharwell

StyleCop.Analyzers/StyleCop.Analyzers/MaintainabilityRules/SA1413UseTrailingCommasInMultiLineInitializers.cs

@@ -55,7 +55,7 @@ internal class SA1413UseTrailingCommasInMultiLineInitializers : DiagnosticAnalyz
         private static readonly LocalizableString Description = new LocalizableResourceString(nameof(MaintainabilityResources.SA1413Description), MaintainabilityResources.ResourceManager, typeof(MaintainabilityResources));
 
         private static readonly DiagnosticDescriptor Descriptor =
-            new DiagnosticDescriptor(DiagnosticId, Title, MessageFormat, AnalyzerCategory.ReadabilityRules, DiagnosticSeverity.Warning, AnalyzerConstants.EnabledByDefault, Description, HelpLink);
+            new DiagnosticDescriptor(DiagnosticId, Title, MessageFormat, AnalyzerCategory.MaintainabilityRules, DiagnosticSeverity.Warning, AnalyzerConstants.EnabledByDefault, Description, HelpLink);
 
         private static readonly Action<SyntaxNodeAnalysisContext> HandleObjectInitializerAction = HandleObjectInitializer;
         private static readonly Action<SyntaxNodeAnalysisContext> HandleAnonymousObjectInitializerAction = HandleAnonymousObjectInitializer;