Fix anchor comparison in multi buffer after expanding excerpts (#28828)

Release Notes:

- Fixed incorrect excerpt comparison when replacing them

Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com>
Co-authored-by: Conrad Irwin <conrad@zed.dev>
41cffa64b0Kirill Bulatov committed on 4/16/2025, 3:30:11 AM· committed by GitHubparentb486e32
2 files changedLine totals unavailable