Fix terminology: change 'parameters' to 'arguments' in MultiCall docs
Fixes #140505
Create an object used to boxcar method calls. *server* is the eventual target of
the call. Calls can be made to the result object, but they will immediately
- return ``None``, and only store the call name and parameters in the
+ return ``None``, and only store the call name and arguments in the
:class:`MultiCall` object. Calling the object itself causes all stored calls to
be transmitted as a single ``system.multicall`` request. The result of this call
is a :term:`generator`; iterating over this generator yields the individual