Juan 17/03/2025:spawn_model2.f90, BUG CORRECTION: Wrong water field written=2,...

Juan 17/03/2025:spawn_model2.f90, BUG CORRECTION: Wrong water field written=2, for all hydrometeor  => Correction IDX_RRT = 3,IDX_RIT = 4,IDX_RST = 5,IDX_RGT = 6,IDX_RHT = 7 & correction of allocation for XINPRC/XACPRC