OneTrainer should scan for the correct Python version, rather than just taking the first available version

[seungjinhan]

when I install the python libs, i got some error.

my python version is Python 3.10.8

ERROR: Could not find a version that satisfies the requirement torch==2.1.2+cu118 (from versions: 1.11.0, 1.12.0, 1.12.1, 1.13.0, 1.13.1, 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.1.2) ERROR: No matching distribution found for torch==2.1.2+cu118