Rename [`NegationDetection`](https://github.com/mandaltanmoy1938/R2Gen/blob/1268caf6b2351c4e75e24d6cc5c8a3d79ba17143/data_processors/negation_detection.py), branch [`tma/v2.1.0`](https://github.com/mandaltanmoy1938/R2Gen/tree/tma/v2.1.0), to more general and appropriate name` BioTagger`.
Rename
NegationDetection, branchtma/v2.1.0, to more general and appropriate nameBioTagger.