Fix some discriptions

dhi/tasks/FinalFits.py

 # coding: utf-8
 
 """
-Tasks related to upper limits.
+Tasks related to final fits
 """
 
 import os

dhi/tasks/fits.py

@@ -37,12 +37,12 @@ class FinalFitsCommandTask(CommandTask):
     configFile = luigi.Parameter(
         default="config_tutorial_2022preEE.py",
         significant=True,
-        description="Final Fits steps",
+        description="Final Fits config files",
     )
     modeOpts = luigi.Parameter(
         default="--doPlots",
         significant=True,
-        description="Final Fits steps",
+        description="Final Fits options",
     )