Remove jQuery `.attr` from the common admin functions (#30115)
- Switched from jQuery `attr` to plain javascript `getAttribute` and
`setAttribute`
- Tested most of the functions and they work as before
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Signed-off-by: Yarden Shoham <git@yardenshoham.com>
Co-authored-by: Giteabot <teabot@gitea.io>
(cherry picked from commit a190f68f1bf92554923a4adde50e5cbc637a2a2e)
authored by