You should be able to just use yay winetricks to update to the newest version. Unless you are using flatpak. Then you need flatpak update.
6 aur/protontricks-git 1.11.1.r2.g1dabf82-1 (+30 0.09)
A simple wrapper that does winetricks things for Proton enabled games.
5 aur/protontricks 1.11.1-1 (+141 6.78) (Installed)
A simple wrapper that does winetricks things for Proton enabled games.
4 aur/winetricks-zh-git r235.77e5348-1 (+3 0.00) (Orphaned)
Wine Setup Wizard Winetricks Chinese Version
3 aur/winetricks-zh 20200421.3-1 (+2 0.00) (Orphaned) (Out-of-date: 2021-01-05)
A windows applications setup wizard for Chinese wine users
2 aur/winetricks-git 20230212.r16.ga1d5f915-1 (+112 0.17)
Script to install various redistributable runtime libraries in Wine.
1 multilib/winetricks 20240105-1 (157.9 KiB 858.6 KiB) (Installed)
Script to install various redistributable runtime libraries in Wine.
==> Packages to install (eg: 1 2 3, 1-3 or ^4)