Fix duplicate id "apps-management"

Make duplicate id "apps-management" a class since IDs must be unique:

https://www.w3.org/TR/2011/WD-html5-20110525/elements.html#the-id-attribute
https://api.jquery.com/id-selector/



Signed-off-by: Michael Letzgus <michaelletzgus@users.noreply.github.com>