[clang] [clang][repl] fix `new` on Mac M1 (PR #69072)

[Vassil Vassilev via cfe-commits]

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@@ -24,6 +24,7 @@
 #include "llvm/ExecutionEngine/Orc/LLJIT.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/TargetSelect.h"
+#include "llvm/TargetParser/Host.h"
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vgvassilev wrote:

The changes in this file should not be needed. 

https://github.com/llvm/llvm-project/pull/69072