Fix using variable g:ale_python_mypy_options that was not defined
Fix using variable g:ale_python_mypy_options that was not defined

neersighted/ale,doits/ale,w0rp/ale,IngoHeimbach/ale,hernot/ale,breed808/ale,breed808/ale,w0rp/ale,neersighted/ale,esran/ale,IngoHeimbach/ale,hernot/ale,neersighted/ale,IngoHeimbach/ale,adriaanzon/ale,w0rp/ale,breed808/ale,hernot/ale