Use a global stack from a fixture
Use a global stack from a fixture

Removes a bit of duplicate code.

Contributes to issue CURA-3497.

ynotstartups/Wanhao,Curahelper/Cura,fieldOfView/Cura,hmflash/Cura,fieldOfView/Cura,hmflash/Cura,ynotstartups/Wanhao,Curahelper/Cura