ENH Removed history writing in Keras model card (#876)
* removed history writing in model card1
* added test
* Update tests/test_keras_integration.py
Co-authored-by: Omar Sanseviero <osanseviero@gmail.com>
* black format fix
* added tests
* overwrite history warning and tests added
Co-authored-by: Omar Sanseviero <osanseviero@gmail.com>
