feat(admin-panel): implement rate limit search
commit 7135bb9725f57fecd6ec311cee8755cfdfac1538 Author: MagentaManifold <17zhaomingyuan@gmail.com> Date: Wed Oct 15 10:10:11 2025 -0400 feat(admin-panel): implement rate limit search Because: * we want to search for rate limits in admin panel This commit: * implements rate limit search Closes #FXA-11930