Add DCdetector

[WenjieDu]

1. Model description

DCdetector should be included in PyPOTS as an anomaly detection model

@inproceedings{yang2023dcdetector,
title={DCdetector: Dual Attention Contrastive Representation Learning for Time Series Anomaly Detection},
author={Yiyuan Yang and Chaoli Zhang and Tian Zhou and Qingsong Wen and Liang Sun},
booktitle={Proc. 29th ACM SIGKDD International Conference on Knowledge Discovery & Data Mining (KDD 2023)},
location = {Long Beach, CA},
pages={3033–3045},
year={2023}
}

2. Check open-source status

• The model implementation is publicly available

3. Provide useful information for the implementation

Check out the official code repository here https://github.com/DAMO-DI-ML/KDD2023-DCdetector

4. Your contribution

Will make a PR

[github-actions]

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