build warning

BillWagner · BillWagner · commit acb7cd77f92c · 2025-05-23T15:28:35.000-04:00
diff --git a/docs/csharp/language-reference/compiler-messages/extension-declarations.md b/docs/csharp/language-reference/compiler-messages/extension-declarations.md
@@ -1,5 +1,5 @@
 ---
-title: "Errors and warnings related to extension declarations
+title: "Errors and warnings related to extension declarations"
 description: "These errors and warnings indicate that you need to modify the declaration of an extension method using the `this` modifier on the first parameter, or an extension declaration"
 ms.date: 05/23/2025
 f1_keywords:
