update setup.py

csst_ifs_sim/csst_ifs_sim.py

@@ -124,9 +124,9 @@ from scipy.interpolate import interp1d
 import astropy.coordinates as coord
 import ctypes
 
-from support import IFSinstrumentModel
-from support import cosmicrays
-from support import logger as lg
+from csst_ifs_sim.support import IFSinstrumentModel
+from csst_ifs_sim.support import cosmicrays
+from csst_ifs_sim.support import logger as lg
 
 
 from CTI import CTI