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/Support/Win64EH.h b/linux-x64/clang/include/llvm/Support/Win64EH.h
index bdd23b4..9359fcb 100644
--- a/linux-x64/clang/include/llvm/Support/Win64EH.h
+++ b/linux-x64/clang/include/llvm/Support/Win64EH.h
@@ -30,18 +30,22 @@
   UOP_SetFPReg,
   UOP_SaveNonVol,
   UOP_SaveNonVolBig,
-  UOP_SaveXMM128 = 8,
+  UOP_Epilog,
+  UOP_SpareCode,
+  UOP_SaveXMM128,
   UOP_SaveXMM128Big,
   UOP_PushMachFrame,
   // The following set of unwind opcodes is for ARM64.  They are documented at
   // https://docs.microsoft.com/en-us/cpp/build/arm64-exception-handling
   UOP_AllocMedium,
+  UOP_SaveR19R20X,
   UOP_SaveFPLRX,
   UOP_SaveFPLR,
   UOP_SaveReg,
   UOP_SaveRegX,
   UOP_SaveRegP,
   UOP_SaveRegPX,
+  UOP_SaveLRPair,
   UOP_SaveFReg,
   UOP_SaveFRegX,
   UOP_SaveFRegP,
@@ -49,7 +53,11 @@
   UOP_SetFP,
   UOP_AddFP,
   UOP_Nop,
-  UOP_End
+  UOP_End,
+  UOP_SaveNext,
+  UOP_TrapFrame,
+  UOP_Context,
+  UOP_ClearUnwoundToCall
 };
 
 /// UnwindCode - This union describes a single operation in a function prolog,