Avoid reporting warnings for HTML headings

Author: sharwell

DocumentationAnalyzers/DocumentationAnalyzers.Test/StyleRules/DOC100UnitTests.cs

@@ -86,6 +86,12 @@ public async Task TestMultipleBlockElementsAsync()
 /// <!-- Supported HTML block-level elements -->
 /// <div>Remarks.</div>
 /// <p>Remarks.</p>
+/// <h1>Heading</h1>
+/// <h2>Heading</h2>
+/// <h3>Heading</h3>
+/// <h4>Heading</h4>
+/// <h5>Heading</h5>
+/// <h6>Heading</h6>
 /// </remarks>
 public class ClassName
 {

DocumentationAnalyzers/DocumentationAnalyzers/StyleRules/BlockLevelDocumentationAnalyzerBase.cs

@@ -179,6 +179,12 @@ private static bool IsBlockLevelName(XmlNameSyntax name, bool includePotentialEl
 
             // block-level HTML elements => allow for this diagnostic
             case "div":
+            case "h1":
+            case "h2":
+            case "h3":
+            case "h4":
+            case "h5":
+            case "h6":
             case "p":
                 return true;