### Describe the feature you want to add to this project STLF forecaster is [available in sktime](https://www.sktime.net/en/latest/api_reference/auto_generated/sktime.forecasting.trend.STLForecaster.html) right now and is a useful statistical forecaster to include. ### Describe your proposed solution Add STL Forecaster to pycaret. ### Describe alternatives you've considered, if relevant _No response_ ### Additional context _No response_