Update the AppVeyor ocpwin cache URI
Update the AppVeyor ocpwin cache URI

Summary: I'm not 100% sure if this will work, but it's worth a try!

Reviewed By: samwgoldman

Differential Revision: D3623261

fbshipit-source-id: 06f3d89f65c756c82b8c5a763ec5a5c9c5291d50

claudiopro/flow,ForbesLindesay/flow,gabro/flow,popham/flow,MichaelDeBoey/flow,MichaelDeBoey/flow,AgentME/flow,jdelStrother/flow,jamesgpearce/flow,gabro/flow,AgentME/flow,jeffmo/flow,gabro/flow,nmote/flow,JonathanUsername/flow,popham/flow,jgrund/flow,jdelStrother/flow,fletcherw/flow,jamesgpearce/flow,gabelevi/flow,AprilArcus/flow,jeffmo/flow,jdelStrother/flow,gabro/flow,AprilArcus/flow,nmote/flow,popham/flow,mroch/flow,popham/flow,jgrund/flow,jamesgpearce/flow,fletcherw/flow,popham/flow,ForbesLindesay/flow,mroch/flow,JonathanUsername/flow,ForbesLindesay/flow,ylu1317/flow,AgentME/flow,gabelevi/flow,jamesgpearce/flow,AprilArcus/flow,chenglou/flow,claudiopro/flow,claudiopro/flow,JonathanUsername/flow,JonathanUsername/flow,AprilArcus/flow,gabelevi/flow,chenglou/flow,gabelevi/flow,jeffmo/flow,jdelStrother/flow,MichaelDeBoey/flow,popham/flow,ylu1317/flow,nmote/flow,AgentME/flow,facebook/flow,JonathanUsername/flow,jgrund/flow,AgentME/flow,gabelevi/flow,nmote/flow,chenglou/flow,TiddoLangerak/flow,gabro/flow,JonathanUsername/flow,samwgoldman/flow,facebook/flow,TiddoLangerak/flow,chenglou/flow,claudiopro/flow,facebook/flow,samwgoldman/flow,MichaelDeBoey/flow,gabro/flow,mroch/flow,fletcherw/flow,TiddoLangerak/flow,JonathanUsername/flow,facebook/flow,nmote/flow,samwgoldman/flow,samwgoldman/flow,TiddoLangerak/flow,MichaelDeBoey/flow,jgrund/flow,jeffmo/flow,ylu1317/flow,nmote/flow,fletcherw/flow,mroch/flow,chenglou/flow,samwgoldman/flow,jdelStrother/flow,ylu1317/flow,jamesgpearce/flow,jeffmo/flow,mroch/flow,jamesgpearce/flow,nmote/flow,jamesgpearce/flow,chenglou/flow,facebook/flow,ForbesLindesay/flow,TiddoLangerak/flow,fletcherw/flow,facebook/flow,gabelevi/flow,jeffmo/flow,mroch/flow,jdelStrother/flow,facebook/flow,ForbesLindesay/flow,ylu1317/flow,mroch/flow,claudiopro/flow,jgrund/flow,AprilArcus/flow,popham/flow,jgrund/flow,AprilArcus/flow,fletcherw/flow,ForbesLindesay/flow,samwgoldman/flow,gabelevi/flow,samwgoldman/flow