JSON: small fix descriptions machine settings (CURA-365)
JSON: small fix descriptions machine settings (CURA-365)

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