Reapply https://github.com/llvm/llvm-project/pull/171221 - Fix builder by linking `MLIRTransformUtils`. Also move headers to `mlir/Conversion/ArithAndMathToAPFloat`.
Reapply https://github.com/llvm/llvm-project/pull/171221 - Fix builder by linking `MLIRTransformUtils`. Also move headers to `mlir/Conversion/ArithAndMathToAPFloat`.