* add hinge, squared_hine, and categorical hinge losses
* add tests for hinge, squared_hinge, and categorical hinge losses
* fix keyword argument for jax cond
* format docstrings for hinge losses
* format hinge losses tests
* fix linting errors in activations init and test_case py files
* fix bug in reduce_values function
* rename _transform_binary_labels to convert_binary_labels_to_hinge
* fix casting of values in class
* convert shape values to tensor
* add hinge metrics and the corresponding tests
* revert formatting in activations init
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