Use object initializer syntax instead of explicit adds.

src/Generator/Generators/CodeGenerator.cs

@@ -113,11 +113,12 @@ namespace CppSharp.Generators
             if (string.IsNullOrWhiteSpace(comment))
                 return;
 
-            var lines = new List<string>();
+            var lines = new List<string>
-
+            {
-            lines.Add("<summary>");
+                "<summary>",
-            lines.Add($"{comment}");
+                $"{comment}",
-            lines.Add("</summary>");
+                "</summary>"
+            };
 
             GenerateMultiLineComment(lines, DocumentationCommentKind);
         }