Stop showing backtraces in default logging (#54660)
When using `.log_err()` or `.detach_and_log_err(cx)` or similar.
See also https://github.com/zed-industries/zed/pull/36404,
https://github.com/zed-industries/zed/pull/46383,
https://github.com/zed-industries/zed/pull/44896,
https://github.com/zed-industries/zed/pull/43917 and many more.
Before, a
https://github.com/zed-industries/zed/blob/77c74db82e35b2e3aeebea9629b644cf43137f16/crates/languages/src/go.rs#L568
line would show a backtrace even for `.context("no cached binary")?;`
case, same as many other usages around the code:
<img width="2032" height="1162" alt="before"
src="https://github.com/user-attachments/assets/ef2188b3-74c9-4c86-82b8-9fdaed3c26ae"
/>
After:
<img width="1896" height="157" alt="after"
src="https://github.com/user-attachments/assets/a1067d9f-61f4-4833-aeab-9f1042d2514a"
/>
To show a backtrace as before, use `log_err_with_backtrace`.
Release Notes:
- Improved Zed's log output on errors