[dev.loadion] load_data: always read geom file

Author: yuankailiu

src/mintpy/load_data.py

@@ -924,8 +924,8 @@ def load_data(inps):
     iDict = read_subset_box(iDict)
 
     # read specific datasets
+    iDict['load_geom']=True
     iDict['load_ifg']=True   if 'ifg'  in iDict['listDset']   else False
-    iDict['load_geom']=True  if 'geom' in iDict['listDset']   else False
     iDict['load_ion']=True   if 'ion'  in iDict['listDset']   else False
 
     # 3. geometry in geo / radar coordinates