PY-29497: Do not provide sys.argv[1:] to behave since they are already provided

_jb_django_behave.py:
"scenario_n_options" already contains all options and arguments
behave needs (see how this method is called).
No need to duplicate them using "sys.argv[1:]"

+tests added

python/helpers/pycharm/_jb_django_behave.py

@@ -27,8 +27,7 @@ def run_as_django_behave(formatter_name, feature_names, scenario_n_options):
 
         if apps.is_installed("behave_django"):
             base = sys.argv[0]
-            rest = sys.argv[1:]
-            sys.argv = [base] + rest + ["behave", "-f{0}".format(formatter_name)] + feature_names + scenario_n_options
+            sys.argv = [base] + ["behave", "-f{0}".format(formatter_name)] + feature_names + scenario_n_options
             print("manage.py " + " ".join(sys.argv[1:]))
             ManagementUtility().execute()
             return True