Update TargetInfo.h from build 9499909

Otherwise, it conflicts with clang/AST/ASTContext.h.

Bug: 253033919
Test: None
Change-Id: I4daadef75739523203629d246f9b7823c42d295d
diff --git a/clang-r475365b/include/clang/Basic/TargetInfo.h b/clang-r475365b/include/clang/Basic/TargetInfo.h
index 0b42e21..d37d84d 100644
--- a/clang-r475365b/include/clang/Basic/TargetInfo.h
+++ b/clang-r475365b/include/clang/Basic/TargetInfo.h
@@ -49,7 +49,7 @@
 class LangOptions;
 class CodeGenOptions;
 class MacroBuilder;
-class ParsedTargetAttr;
+struct ParsedTargetAttr;
 
 namespace Builtin { struct Info; }