DeepSpeed

86477538 - Fix hardcoded instances to fp16 in optimizer creation log messages to the correct dtype. (#2743)

Fix hardcoded instances to fp16 in optimizer creation log messages to the correct dtype. (#2743) * Remove hardcoded instances to fp16 in log messages. * Add model_dtype to print the correct format * Respond to PR feedback --------- Co-authored-by: Olatunji Ruwase <olruwase@microsoft.com>