BUG: plugin: get optionflags from DTConfig

Author: ev-br

scpdt/plugin.py

@@ -168,7 +168,7 @@ def collect(self):
         if self.config.dt_config.local_resources:
             copy_local_files(self.config.dt_config.local_resources, os.getcwd())
 
-        optionflags = doctest.get_optionflags(self)
+        optionflags = dt_config.optionflags
 
         # Plug in the custom runner: `PytestDTRunner` 
         runner = _get_runner(self.config,