Fixing running test with SE_CLASS3

openfpm_numerics

src/Grid/staggered_dist_grid.hpp

src/Vector/se_class3_vector.hpp

src/Vector/se_class3_vector_unit_tests.hpp

src/Vector/vector_dist.hpp

src/Vector/vector_dist_HDF5_chckpnt_restart_test.hpp

src/Vector/vector_dist_MP_unit_tests.hpp

src/Vector/vector_dist_cell_list_tests.hpp

src/Vector/vector_dist_unit_test.hpp