restore accidentally omitted trailing period.

haikusw · web-flow · commit 6e226ba51f8e · 2022-02-15T14:13:22.000-08:00
diff --git a/include/swift/AST/ASTNode.h b/include/swift/AST/ASTNode.h
@@ -11,7 +11,7 @@
 //===----------------------------------------------------------------------===//
 //
 // This file defines the ASTNode, which is a union of Stmt, Expr, Decl,
-// Pattern, TypeRepr, StmtCondition, and CaseLabelItem
+// Pattern, TypeRepr, StmtCondition, and CaseLabelItem.
 //
 //===----------------------------------------------------------------------===//
 
