[clang] [llvm] Add support for Windows hot-patching (PR #138972)

[Alexandre Ganea via cfe-commits]

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@@ -807,6 +809,32 @@ void CodeViewDebug::emitObjName() {
   endSymbolRecord(CompilerEnd);
 }
 
+void CodeViewDebug::emitHotPatchInformation() {
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aganea wrote:

As mentionned before, maybe better to rename to `emitSecureHotPatchInformation()`

https://github.com/llvm/llvm-project/pull/138972