Added simplied battery to new models notebook #382

Job	Run time
test_base_models	24s
test_battery	32s
test_calc_error	40s
test_centrifugal_pump	42s
copyright (3.9)	3s
test_composite	26s
test_data_model	1m 44s
test_datasets	31s
test_dict_like_matrix_wrapper	47s
test_direct	27s
test_ensemble	23s
test_estimate_params	47s
test_horizon	44s
test_linear_model	35s
test_loading	40s
test_moe	27s
test_pneumatic_valve	1m 39s
test_powertrain	54s
test_predictors	1m 41s
test_serialization	32s
test_sim_result	40s
test_state_estimators	31s
test_surrogates	2m 6s
test_uav_model	46s
test_uncertain_data	42s
	19m 23s

Provide feedback