[configure_distributed_model] improve assert (#1053)
* [configure_distributed_model] improve assert
This PR changes the 2 asserts to actually print the names of the params that are wrong. e.g.:
```
fp16 is enabled but the following parameters have dtype that is not fp16: wav2vec2.masked_spec_embed
```
* style
Co-authored-by: Olatunji Ruwase <olruwase@microsoft.com>