fix typo in module attribute: __call__ to __all__
fix typo in module attribute: __call__ to __all__

sauliusl/seaborn,arokem/seaborn,anntzer/seaborn,anntzer/seaborn,phobson/seaborn,lukauskas/seaborn,mwaskom/seaborn,petebachant/seaborn,lukauskas/seaborn,arokem/seaborn,phobson/seaborn,JWarmenhoven/seaborn,mwaskom/seaborn