update setup.py

tests/test_ifs_sim.py

@@ -35,7 +35,7 @@ class TestDemoFunction(unittest.TestCase):
         print(dir_path)
         ###configfile = dir_path+'IFS_inputdata/configData/IFS_sim_C90.config'
         
-        configfile = 'IFS_sim_C90.config'
+        configfile = './ifs_data/IFS_sim_C90.config'
         skyfitsin = dir_path+'IFS_inputdata/FengshuaiData/NGC6397_S6102.fits'
         sourcein = 'SCI'
         print(configfile)