Failed to import graphbolt due to `libgraphbolt_pytorch_2.3.0.post300.so`

## 🐛 Bug

Somehow `post300` is appended for the target so name which results in failure to find it as the expected name is `libgraphbolt_pytorch_2.3.0.so`.
See more details in https://discuss.dgl.ai/t/filenotfounderror-cannot-find-dgl-c-graphbolt-library-in-dgl-2-2-1-and-pytorch-2-3-0/4419
## To Reproduce

Steps to reproduce the behavior:

1. conda install DGL package for torch 2.3.0.

## Expected behavior

## Environment

- DGL Version (e.g., 1.0): DGL 2.2.1
- Backend Library & Version (e.g., PyTorch 0.4.1, MXNet/Gluon 1.3): PyTorch 2.3.0
- OS (e.g., Linux):
- How you installed DGL (`conda`, `pip`, source):
- Build command you used (if compiling from source):
- Python version:
- CUDA/cuDNN version (if applicable):
- GPU models and configuration (e.g. V100):
- Any other relevant information:

## Additional context