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/llvm/MC/MCLinkerOptimizationHint.h b/linux-x64/clang/include/llvm/MC/MCLinkerOptimizationHint.h
index f2a1364..003491f 100644
--- a/linux-x64/clang/include/llvm/MC/MCLinkerOptimizationHint.h
+++ b/linux-x64/clang/include/llvm/MC/MCLinkerOptimizationHint.h
@@ -61,6 +61,7 @@
     MCLOHCaseNameToId(AdrpAdd)
     MCLOHCaseNameToId(AdrpLdrGot)
     .Default(-1);
+#undef MCLOHCaseNameToId
 }
 
 static inline StringRef MCLOHIdToName(MCLOHType Kind) {
@@ -76,6 +77,7 @@
     MCLOHCaseIdToName(AdrpLdrGot);
   }
   return StringRef();
+#undef MCLOHCaseIdToName
 }
 
 static inline int MCLOHIdToNbArgs(MCLOHType Kind) {