[Minor] Make LaggedRegressorsConfig a dataclass and Clean up model config

[ourownstory]

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Model Benchmark

Benchmark	Metric	main	current	diff
YosemiteTemps	MAE_val	0.58957	0.58957	0.0%	✅
YosemiteTemps	RMSE_val	0.86595	0.86595	0.0%	✅
YosemiteTemps	Loss_val	0.00044	0.00044	0.0%	✅
YosemiteTemps	MAE	0.9641	0.9641	0.0%	✅
YosemiteTemps	RMSE	1.69444	1.69444	0.0%	✅
YosemiteTemps	Loss	0.00123	0.00123	0.0%	✅
YosemiteTemps	LR	8e-05	8e-05	0.0%	✅
YosemiteTemps	time	137.479	137.16	-0.23%	✅
EnergyPriceDaily	MAE_val	5.39142	5.39142	0.0%	✅
EnergyPriceDaily	RMSE_val	6.65739	6.65739	0.0%	✅
EnergyPriceDaily	Loss_val	0.02483	0.02483	0.0%	✅
EnergyPriceDaily	MAE	5.93446	5.93446	0.0%	✅
EnergyPriceDaily	RMSE	7.96693	7.96693	0.0%	✅
EnergyPriceDaily	Loss	0.02572	0.02572	0.0%	✅
EnergyPriceDaily	LR	0.00019	0.00019	0.0%	✅
EnergyPriceDaily	time	38.6812	39.06	0.98%	✅
AirPassengers	MAE_val	30.8849	30.8849	0.0%	✅
AirPassengers	RMSE_val	32.0342	32.0342	0.0%	✅
AirPassengers	Loss_val	0.01319	0.01319	0.0%	✅
AirPassengers	MAE	6.49056	6.49056	0.0%	✅
AirPassengers	RMSE	8.45795	8.45795	0.0%	✅
AirPassengers	Loss	0.00071	0.00071	0.0%	✅
AirPassengers	LR	0.00022	0.00022	0.0%	✅
AirPassengers	time	9.2355	9.37	1.46%	✅
PeytonManning	MAE_val	0.35144	0.35144	0.0%	✅
PeytonManning	RMSE_val	0.50166	0.50166	0.0%	✅
PeytonManning	Loss_val	0.01781	0.01781	0.0%	✅
PeytonManning	MAE	0.34701	0.34701	0.0%	✅
PeytonManning	RMSE	0.4942	0.4942	0.0%	✅
PeytonManning	Loss	0.01469	0.01469	0.0%	✅
PeytonManning	LR	0.00028	0.00028	0.0%	✅
PeytonManning	time	24.872	24.61	-1.05%	✅

Model training plots

Model Training

PeytonManning

YosemiteTemps

AirPassengers

EnergyPriceDaily