Revert "chore: Bump taffy to 0.5.2 (#18729)" (#19189)

This reverts commit a99750fd35ef4f44409f474228285b1842c1b7d3.

@huacnlee found that commit to have a bad impact on perf and triaged it
for us in
https://github.com/zed-industries/zed/pull/18729#issuecomment-2410445980
Closes #ISSUE

Release Notes:

- N/A