[llvm] [CodeGen] change prototype of RegClassFilterFunc (PR #93525)

[Matt Arsenault via llvm-commits]

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@@ -10,22 +10,25 @@
 #define LLVM_CODEGEN_REGALLOCCOMMON_H
 
 #include <functional>
+#include <llvm/CodeGen/Register.h>
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arsenm wrote:

Should use `""` instead of `<>` for project local includes 

https://github.com/llvm/llvm-project/pull/93525