Separate segmentation from ULSCH encoding function

Segmentation have to be called before UCI mapping to get number of
segments and sumKr values.

openair1/SIMULATION/NR_PHY/ulschsim.c

@@ -513,6 +513,7 @@ int main(int argc, char **argv)
 
   if (input_fd == NULL) {
     uint8_t ULSCH_ids[] = {0};
+    nr_ulsch_pre_encoding(UE, ulsch_ue, 0, 0, &G, 1, ULSCH_ids);
     nr_ulsch_encoding(UE, ulsch_ue, 0, 0, &G, 1, ULSCH_ids, 0);
   }