editor: Fix adjacent custom highlights interfering with each other (#37912)

Release Notes:

- Fixed matching bracket highlighting not highlighting closing brackets
when adjacent to each other

Co-authored-by: Finn Evers <finn@zed.dev>
df2d097dc5Lukas Wirth committed on 9/10/2025, 1:08:32 PM· committed by GitHubparentfcdd427
2 files changedLine totals unavailable