bash: Fix bracket autoclose behavior (#29817)

Add `autoclose_before` configuration for Bash.

Closes #23627

Release Notes:

- Bash: Improved bracket autoclose behavior.
1c44cabaeaDan Bornstein committed on 5/5/2025, 2:02:27 PM· committed by GitHubparent5674b5c
1 file changedLine totals unavailable