pygrass: backport 65287, Remove dependencies from ctypes for the Module class

git-svn-id: https://svn.osgeo.org/grass/grass/branches/releasebranch_7_0@65371 15284696-431f-4ddb-bdfa-cd5b030d7da7

lib/python/pygrass/modules/interface/module.py

@@ -14,7 +14,7 @@ import time
 
 from grass.exceptions import CalledModuleError
 from grass.script.core import Popen, PIPE
-from grass.pygrass.errors import GrassError, ParameterError
+from grass.exceptions import GrassError, ParameterError
 from grass.pygrass.modules.interface.docstring import docstring_property
 from grass.pygrass.modules.interface.parameter import Parameter
 from grass.pygrass.modules.interface.flag import Flag