Register Mul for mixed Float32, Float64 inputs

include/aidge/backend/cpu/operator/MulImpl_kernels.hpp

@@ -211,6 +211,9 @@ void MulImpl_cpu_backward_kernel(const std::size_t input0Length,
 REGISTRAR(MulImpl_cpu,
     {DataType::Float32},
     {ProdConso::inPlaceModel, Aidge::MulImpl_cpu_forward_kernel<float, float, float>, Aidge::MulImpl_cpu_backward_kernel<float, float, float>});
+REGISTRAR(MulImpl_cpu,
+    {{{DataType::Float32}, {DataType::Float64}}, {DataType::Float32}},
+    {ProdConso::inPlaceModel, Aidge::MulImpl_cpu_forward_kernel<float, double, float>, Aidge::MulImpl_cpu_backward_kernel<float, double, float>});
 REGISTRAR(MulImpl_cpu,
     {DataType::Float64},
     {ProdConso::inPlaceModel, Aidge::MulImpl_cpu_forward_kernel<double, double, double>, Aidge::MulImpl_cpu_backward_kernel<double, double, double>});