Add missing include

Author: vlad-perevezentsev

dpctl_ext/tensor/libtensor/source/accumulators/cumulative_prod.cpp

@@ -43,6 +43,7 @@
 #include "dpnp4pybind11.hpp"
 #include <pybind11/numpy.h>
 #include <pybind11/pybind11.h>
+#include <pybind11/stl.h>
 
 #include "accumulate_over_axis.hpp"
 #include "kernels/accumulators.hpp"

dpctl_ext/tensor/libtensor/source/accumulators/cumulative_sum.cpp

@@ -43,6 +43,7 @@
 #include "dpnp4pybind11.hpp"
 #include <pybind11/numpy.h>
 #include <pybind11/pybind11.h>
+#include <pybind11/stl.h>
 
 #include "accumulate_over_axis.hpp"
 #include "kernels/accumulators.hpp"