Fix SA1134 documentation to correctly describe rule

Author: nbarbettini

StyleCop.Analyzers/StyleCop.Analyzers/ReadabilityRules/SA1134AttributesMustNotShareLine.cs

@@ -12,7 +12,7 @@ namespace StyleCop.Analyzers.ReadabilityRules
     using StyleCop.Analyzers.Helpers;
 
     /// <summary>
-    /// Two or more attribute appeared on the same line of code.
+    /// An attribute is placed on the same line of code as another attribute or element.
     /// </summary>
     [DiagnosticAnalyzer(LanguageNames.CSharp)]
     internal class SA1134AttributesMustNotShareLine : DiagnosticAnalyzer

documentation/SA1134.md

@@ -19,11 +19,11 @@
 
 ## Cause
 
-Two or more attribute appeared on the same line of code.
+An attribute is placed on the same line of code as another attribute or element.
 
 ## Rule description
 
-A violation of this rule occurs two or more attributes are placed on the same line of code.
+A violation of this rule occurs when two more more attributes are placed on the same line of code, or an attribute is placed on the same line of code as another element.
 
 For example, the following code would produce a violation of this rule: