z_accuracy_gcp fails after Python 3/Conda migration

[Peter Limkilde Svendsen]

Checks with z_accuracy_gcp fails under the new Conda/Python 3 toolchain with the following message:

[qc_wrap]: Traceback:
Traceback (most recent call last):
  File "C:\dev\DHMQC\qc_wrap.py", line 126, in run_check
    return_code = test_func(send_args)
  File "C:\dev\DHMQC\qc\z_accuracy_gcp.py", line 83, in main
    feats=vector_io.get_features(pointname,pargs.layername,pargs.layersql,extent)
  File "C:\dev\DHMQC\qc\thatsDEM\vector_io.py", line 221, in get_features
    layer.SetSpatialFilterRect(*extent)
  File "C:\Users\[REDACTED]\.conda\envs\DHMQC\lib\site-packages\osgeo\ogr.py", line 1345, in SetSpatialFilterRect
    return _ogr.Layer_SetSpatialFilterRect(self, *args)
NotImplementedError: Wrong number or type of arguments for overloaded function 'Layer_SetSpatialFilterRect'.
  Possible C/C++ prototypes are:
    OGRLayerShadow::SetSpatialFilterRect(double,double,double,double)
    OGRLayerShadow::SetSpatialFilterRect(int,double,double,double,double)