Closed requests tab title change.

Closed requests -> Closed Requests.
#29440 fixing problem with wrong custom field filling in.

#29440
Type of request is filed on the wrong field - fix
Merge branch '#28474#HelpDesk#Additional_fields' into cmaster
#28764 Project/Support | see images from TP description field in helpdesk description. - internal server error(500) problem investigation. => probably fixed.
Merge branch '#28764_see_images_from_tp_500_error' into dev
updated .
Merge branch '#28467_Additional_Info_Chages' into dev