fix typo in Variable.name docs

Author: psifertex

python/variable.py

@@ -795,7 +795,7 @@ def var_name_and_type(self) -> VariableNameAndType:
 
 	@property
 	def name(self) -> str:
-		"""Name of the variable, Settings thisslow because it ensures that analysis has been updated. """
+		"""Name of the variable, Settings this property is slow because it ensures that analysis has been updated. If you are renaming many variables, use :py:meth:`set_name_async`, then call :py:meth:`update_analysis` when complete."""
 		return core.BNGetVariableNameOrDefault(self._function.handle, self.to_BNVariable())
 
 	@name.setter