lmstudio: Support missing quantization in model metadata (#24054)

- Closes https://github.com/zed-industries/zed/issues/23764

Certain models do not include `quantization` parameter from lm studio rest API.
3af37ddf6dPeter Tripp committed on 1/31/2025, 10:28:11 PM· committed by GitHubparentdf16ef2
1 file changedLine totals unavailable