Cleanup usings and warning suppression

Author: sharwell

StyleCop.Analyzers/StyleCop.Analyzers.Test/DocumentationRules/SA1642UnitTests.cs

@@ -10,7 +10,6 @@ namespace StyleCop.Analyzers.Test.DocumentationRules
     using Microsoft.CodeAnalysis.Diagnostics;
     using StyleCop.Analyzers.DocumentationRules;
     using StyleCop.Analyzers.Test.Helpers;
-
     using TestHelper;
     using Xunit;
 

StyleCop.Analyzers/StyleCop.Analyzers.Test/DocumentationRules/SA1643UnitTests.cs

@@ -4,14 +4,12 @@
 namespace StyleCop.Analyzers.Test.DocumentationRules
 {
     using System.Collections.Generic;
-    using System.Globalization;
     using System.Threading;
     using System.Threading.Tasks;
     using Microsoft.CodeAnalysis.CodeFixes;
     using Microsoft.CodeAnalysis.Diagnostics;
     using StyleCop.Analyzers.DocumentationRules;
     using StyleCop.Analyzers.Test.Helpers;
-
     using TestHelper;
     using Xunit;
 

StyleCop.Analyzers/StyleCop.Analyzers.Test/Helpers/UseCultureAttribute.cs

@@ -7,7 +7,6 @@ namespace StyleCop.Analyzers.Test.Helpers
     using System.Globalization;
     using System.Reflection;
     using System.Threading;
-
     using Xunit.Sdk;
 
     /// <summary>
@@ -26,9 +25,9 @@ public class UseCultureAttribute : BeforeAfterTestAttribute
     {
         private readonly Lazy<CultureInfo> culture;
 
-#pragma warning disable SA1305
+#pragma warning disable SA1305 // Field names must not use Hungarian notation
         private readonly Lazy<CultureInfo> uiCulture;
-#pragma warning restore SA1305
+#pragma warning restore SA1305 // Field names must not use Hungarian notation
 
         private CultureInfo originalCulture;