refactor: remove unnecessary co.call()
refactor: remove unnecessary co.call()

guangfu/co,gradecam/co,TakayukiSakai/co,seegno-forks/co,VasylHryha/co,f0rmat1k/co,Jonekee/co,tj/co,pjeby/co3-devsuite,gyson/co,luxe-eng/valet-express.co,abbshr/co,cgvarela/co,hoozi/co