Update documentation: qt5-style-plugin has been moved to qt5-styleplugin (AUR)

[kardwen]

Small update of the instructions for enabling the theme in QT5 applications

https://github.com/grassmunk/Chicago95/blob/0cee840232fc67cd6ab00ecc047724078b052c0d/INSTALL.md?plain=1#L145

qt5-styleplugin (AUR)

https://aur.archlinux.org/packages/qt5-styleplugins

[grassmunk]

Awesome, you mind making a pull request for this (so you can get the credit?)

[kardwen]

Thanks, but I'm not sure how to change it because there are different ways to install packages from AUR. For me it would be yay -S qt5-styleplugin.