Show better errors when failing to start golps (#7614)

Part of
https://github.com/zed-industries/zed/issues/4471#issuecomment-1936008584

Improves gopls error logging to actually see what is wrong with the
output we failed to match against the version regex.

Release Notes:

- N/A
f3bfa11148Kirill Bulatov committed on 2/9/2024, 2:44:13 PM· committed by GitHubparent775bce3
1 file changedLine totals unavailable