A Phase 3, Randomized, Open-label Study to Evaluate the Efficacy and Safety of Sacituzumab Tirumotecan (Sac-TMT, MK-2870) Followed by Carboplatin/Paclitaxel vs Chemotherapy, Both in Combination with Pembrolizumab as Neoadjuvant Therapy for Triple-Negative Breast Cancer (TNBC) or Hormone Receptor-low positive/HER2-negative Breast Cancer