Sensitivity of the Cherenkov Telescope Array to a dark matter signal from the Galactic centre. Issue 1 (1st January 2021) - Acharyya, A.; Adam, R.; Adams, C.; Agudo, I.; Aguirre-Santaella, A.; Alfaro, R.; Alfaro, J.; Alispach, C.; Aloisio, R.; Batista, R. Alves; Amati, L.; Ambrosi, G.; et al.