Merge pull request #3111 from NextTurn/local

Remove an unused local variable

Author: sharwell

StyleCop.Analyzers/StyleCop.Analyzers/DocumentationRules/PropertySummaryDocumentationAnalyzer.cs

@@ -135,7 +135,6 @@ private static void AnalyzeSummaryElement(SyntaxNodeAnalysisContext context, Xml
             bool prefixIsGetsOrSets = text.StartsWith(startingTextGetsOrSets, StringComparison.OrdinalIgnoreCase);
             bool prefixIsGets = !prefixIsGetsOrSets && text.StartsWith(startingTextGets, StringComparison.OrdinalIgnoreCase);
             bool prefixIsSets = text.StartsWith(startingTextSets, StringComparison.OrdinalIgnoreCase);
-            bool prefixIsReturns = text.StartsWith(startingTextReturns, StringComparison.OrdinalIgnoreCase);
 
             bool getterVisible, setterVisible;
             if (getter != null && setter != null)