Update prebuilt Clang to r416183b from Android.

https://android.googlesource.com/platform/prebuilts/clang/host/
linux-x86/+/06a71ddac05c22edb2d10b590e1769b3f8619bef

clang 12.0.5 (based on r416183b) from build 7284624.

Change-Id: I277a316abcf47307562d8b748b84870f31a72866
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/linux-x64/clang/include/lldb/lldb-public.h b/linux-x64/clang/include/lldb/lldb-public.h
index 449062f..840edc6 100644
--- a/linux-x64/clang/include/lldb/lldb-public.h
+++ b/linux-x64/clang/include/lldb/lldb-public.h
@@ -6,12 +6,12 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLDB_lldb_h_
-#define LLDB_lldb_h_
+#ifndef LLDB_LLDB_PUBLIC_H
+#define LLDB_LLDB_PUBLIC_H
 
 #include "lldb/lldb-defines.h"
 #include "lldb/lldb-enumerations.h"
 #include "lldb/lldb-forward.h"
 #include "lldb/lldb-types.h"
 
-#endif // LLDB_lldb_h_
+#endif // LLDB_LLDB_PUBLIC_H