## What does this PR do?
**Type of change:**
Minor code change
**Overview:**
- Select the high precision dtype directly based on model type - FP16
for Stable Diffusion models, BF16 for Flux
## Testing
```python
python diffusion_trt.py --model flux-dev --benchmark
```
## Before your PR is "*Ready for review*"
<!-- If you haven't finished some of the above items you can still open
`Draft` PR. -->
- **Make sure you read and follow [Contributor
guidelines](https://github.com/NVIDIA/TensorRT-Model-Optimizer/blob/main/CONTRIBUTING.md)**
and your commits are signed.
- **Is this change backward compatible?**: No (No option to specify
dtype while loading pipeline)
- **Did you write any new necessary tests?**: No
- **Did you add or update any necessary documentation?**: Yes
- **Did you update
[Changelog](https://github.com/NVIDIA/TensorRT-Model-Optimizer/blob/main/CHANGELOG.rst)?**:
Yes
---------
Signed-off-by: ajrasane <131806219+ajrasane@users.noreply.github.com>