Update README.md

README.md

@@ -29,7 +29,7 @@ Through systematic analysis, we show that hyperparameters, such as learning rate
 - **License:** [[License for Llama models](https://github.com/meta-llama/llama-models/blob/main/models/llama3_1/LICENSE))]
 - **Finetuned from model:** [[meta-llama/Llama-3.1-8b-Instruct](https://huggingface.co/meta-llama/Llama-3.1-8B-Instruct)]
 
-### Model Sources [optional]
+### Model Sources
 
 <!-- Provide the basic links for the model. -->
 
@@ -261,7 +261,7 @@ We conduct our experiments on A40 and A100 GPUs.
 
 We leverage the [LLaMA Factory](https://github.com/hiyouga/LLaMA-Factory) for model training.
 
-## Citation [optional]
+## Citation
 
 ```
 @misc{