butterflies: removed debug statement

src/modules/butterflies/butterflies_populations.c

@@ -100,7 +100,7 @@ void bf_cell_maturation(struct cats_grid *grid, struct cats_thread_info *ts, cat
                 exit_cats(EXIT_FAILURE);
         }
 
-        printf("row %d col %d: suitability: %f, eggs: %f, reproduction rate %Lf\n", row, col, suit, eggs, reproduction_rate);
+        //printf("row %d col %d: suitability: %f, eggs: %f, reproduction rate %Lf\n", row, col, suit, eggs, reproduction_rate);
 
         if (reproduction_rate == 0) {
                 data->eggs[row][col] = 0;