Pydoc style fixes

Author: HardNorth

reportportal_client/steps/__init__.py

@@ -182,8 +182,8 @@ def __exit__(self, exc_type, exc_val, exc_tb):
     def __call__(self, func):
         """Wrap and call a function reference.
 
-         :param func: function reference
-         """
+        :param func: function reference
+        """
         @wraps(func)
         def wrapper(*args, **kwargs):
             __tracebackhide__ = True