bugfix: recsec subset streams, which checked that 'st' and 'st_syn' h…

…ad the same stations, would not run for streams of the same length, leading to edge case where same length streams would plot out of order because they had not been sorted. removed the criteria and now subset streams runs at all times

pysep/utils/curtail.py

@@ -334,8 +334,6 @@ def get_ids(st):
     if len(st_a) != len(st_b):
         logger.warning(f"stream lengths don't match {len(st_a)} != {len(st_b)} "
                        f"will subset to the shorter length")
-    else:
-        return st_a, st_b
 
     st_a_out = Stream()
     st_b_out = Stream()