DeepSpeed

9685eb92 - Syncing FusedAdam with new Apex features (#3434)

Syncing FusedAdam with new Apex features (#3434) * Updating fused adam with new Apex bf16 support. * Removing capturable and master weight configs. * resolving pr comments --------- Co-authored-by: Olatunji Ruwase <olruwase@microsoft.com>