DeepSpeed

95ead2a0 - Pin transformers version in cpu-torch-latest due to multiprocessing error. (#6823)

Pin transformers version in cpu-torch-latest due to multiprocessing error. (#6823) This is a copy of https://github.com/microsoft/DeepSpeed/pull/6820 for the cpu-torch-latest tests. This PR will revert/fix these: https://github.com/microsoft/DeepSpeed/pull/6822