use correct metaclass when patching Coroutine into collections.abc module
use correct metaclass when patching Coroutine into collections.abc module

fperez/cython,marscher/cython,fabianrost84/cython,andreasvc/cython,dahebolangkuan/cython,mcanthony/cython,dahebolangkuan/cython,andreasvc/cython,encukou/cython,c-blake/cython,da-woods/cython,encukou/cython,dahebolangkuan/cython,ChristopherHogan/cython,madjar/cython,scoder/cython,acrispin/cython,roxyboy/cython,fperez/cython,hickford/cython,madjar/cython,achernet/cython,fperez/cython,andreasvc/cython,mcanthony/cython,slonik-az/cython,roxyboy/cython,hickford/cython,mrGeen/cython,mcanthony/cython,encukou/cython,acrispin/cython,cython/cython,andreasvc/cython,scoder/cython,acrispin/cython,mcanthony/cython,roxyboy/cython,slonik-az/cython,fabianrost84/cython,mrGeen/cython,JelleZijlstra/cython,ChristopherHogan/cython,c-blake/cython,ChristopherHogan/cython,roxyboy/cython,cython/cython,dahebolangkuan/cython,achernet/cython,achernet/cython,achernet/cython,madjar/cython,dahebolangkuan/cython,acrispin/cython,roxyboy/cython,mcanthony/cython,JelleZijlstra/cython,slonik-az/cython,mrGeen/cython,hhsprings/cython,andreasvc/cython,hhsprings/cython,marscher/cython,da-woods/cython,fperez/cython,mrGeen/cython,JelleZijlstra/cython,fabianrost84/cython,scoder/cython,JelleZijlstra/cython,encukou/cython,cython/cython,c-blake/cython,encukou/cython,slonik-az/cython,hhsprings/cython,hickford/cython,da-woods/cython,scoder/cython,fperez/cython,hickford/cython,fabianrost84/cython,achernet/cython,marscher/cython,madjar/cython,mrGeen/cython,marscher/cython,c-blake/cython,madjar/cython,hickford/cython,JelleZijlstra/cython,fabianrost84/cython,slonik-az/cython,hhsprings/cython,marscher/cython,c-blake/cython,hhsprings/cython,cython/cython,da-woods/cython,acrispin/cython