Fix#20446
This PR will fix the username in:
repo home page

repo commit list page

repo commit graph page

pr commit page

Will not fix:
wiki revisions page:

ps: the author name is `FullName` by default
We have to define this one in helpers.css because tailwind only
generates a single class but certain things rely on this being
double-class. Command ran:
```sh
perl -p -i -e 's#gt-hidden#tw-hidden#g' web_src/js/**/* templates/**/* models/**/* web_src/css/**/*
---------
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
If you view a file, you can now see the latest commit that changed that file.

---------
Co-authored-by: Denys Konovalov <kontakt@denyskon.de>