Fix readInstalled regression from last asyncMap changes.
Fix readInstalled regression from last asyncMap changes.

thomblake/npm,cchamberlain/npm-msys2,cchamberlain/npm,segrey/npm,yodeyer/npm,rsp/npm,Volune/npm,segrey/npm,segmentio/npm,midniteio/npm,TimeToogo/npm,yodeyer/npm,midniteio/npm,kimshinelove/naver-npm,rsp/npm,misterbyrne/npm,kemitchell/npm,yodeyer/npm,midniteio/npm,DIREKTSPEED-LTD/npm,TimeToogo/npm,ekmartin/npm,segment-boneyard/npm,xalopp/npm,TimeToogo/npm,ekmartin/npm,DaveEmmerson/npm,thomblake/npm,cchamberlain/npm-msys2,yyx990803/npm,misterbyrne/npm,kimshinelove/naver-npm,princeofdarkness76/npm,princeofdarkness76/npm,chadnickbok/npm,evocateur/npm,haggholm/npm,lxe/npm,evanlucas/npm,evocateur/npm,kriskowal/npm,DIREKTSPEED-LTD/npm,haggholm/npm,segmentio/npm,yibn2008/npm,kriskowal/npm,rsp/npm,ekmartin/npm,thomblake/npm,Volune/npm,segrey/npm,evanlucas/npm,lxe/npm,kemitchell/npm,kriskowal/npm,DIREKTSPEED-LTD/npm,chadnickbok/npm,xalopp/npm,princeofdarkness76/npm,evanlucas/npm,DaveEmmerson/npm,DaveEmmerson/npm,segmentio/npm,haggholm/npm,cchamberlain/npm,cchamberlain/npm-msys2,yibn2008/npm,kemitchell/npm,xalopp/npm,cchamberlain/npm,yyx990803/npm,Volune/npm,kimshinelove/naver-npm,yyx990803/npm,misterbyrne/npm,segment-boneyard/npm,chadnickbok/npm,evocateur/npm,segment-boneyard/npm,lxe/npm,yibn2008/npm