Follow #29165
* some of them are incorrect, which would lead to double escaping (eg:
`(print (Escape $.RepoLink)`)
* other of them are not necessary, because `Tr` handles strings&HTML
automatically
Suggest to review by "unified view":
https://github.com/go-gitea/gitea/pull/29394/files?diff=unified&w=0
(cherry picked from commit d2f6588b66549b33adf8bac7044d03c89d668470)
Conflicts:
templates/code/searchcombo.tmpl
templates/mail/auth/register_notify.tmpl
templates/mail/issue/default.tmpl
templates/repo/code/recently_pushed_new_branches.tmpl
templates/repo/search.tmpl
templates/repo/settings/protected_branch.tmpl
templates/user/auth/activate.tmpl
templates/user/auth/forgot_passwd.tmpl
templates/user/dashboard/feeds.tmpl
context