🔧 Add missing include for LLVM casting support in QCOToQC.cpp

Author: simon1hofmann

mlir/lib/Conversion/QCOToQC/QCOToQC.cpp

@@ -15,6 +15,7 @@
 #include "mlir/Dialect/QCO/IR/QCODialect.h"
 #include "mlir/Dialect/QCO/IR/QCOOps.h"
 
+#include <llvm/Support/Casting.h>
 #include <mlir/Dialect/Func/IR/FuncOps.h>
 #include <mlir/Dialect/Func/Transforms/FuncConversions.h>
 #include <mlir/IR/BuiltinTypeInterfaces.h>