Fix up references to tests/packages to tests/data/packages.
Fix up references to tests/packages to tests/data/packages.

ChristopherHogan/pip,fiber-space/pip,qbdsoft/pip,rouge8/pip,natefoo/pip,habnabit/pip,James-Firth/pip,h4ck3rm1k3/pip,atdaemon/pip,tdsmith/pip,benesch/pip,zorosteven/pip,ncoghlan/pip,zorosteven/pip,jamezpolley/pip,tdsmith/pip,wkeyword/pip,xavfernandez/pip,chaoallsome/pip,caosmo/pip,jasonkying/pip,zvezdan/pip,pradyunsg/pip,rbtcollins/pip,pradyunsg/pip,RonnyPfannschmidt/pip,nthall/pip,graingert/pip,chaoallsome/pip,willingc/pip,ncoghlan/pip,Gabriel439/pip,yati-sagade/pip,techtonik/pip,wkeyword/pip,jmagnusson/pip,squidsoup/pip,pfmoore/pip,zvezdan/pip,blarghmatey/pip,prasaianooz/pip,mujiansu/pip,rouge8/pip,atdaemon/pip,squidsoup/pip,nthall/pip,supriyantomaftuh/pip,alex/pip,natefoo/pip,willingc/pip,blarghmatey/pip,zenlambda/pip,habnabit/pip,tdsmith/pip,pfmoore/pip,rouge8/pip,zenlambda/pip,prasaianooz/pip,sbidoul/pip,caosmo/pip,h4ck3rm1k3/pip,habnabit/pip,atdaemon/pip,zvezdan/pip,haridsv/pip,alex/pip,esc/pip,techtonik/pip,jamezpolley/pip,davidovich/pip,graingert/pip,mindw/pip,supriyantomaftuh/pip,jythontools/pip,caosmo/pip,jasonkying/pip,xavfernandez/pip,wkeyword/pip,haridsv/pip,dstufft/pip,dstufft/pip,yati-sagade/pip,ChristopherHogan/pip,fiber-space/pip,RonnyPfannschmidt/pip,haridsv/pip,qbdsoft/pip,KarelJakubec/pip,natefoo/pip,pypa/pip,alex/pip,prasaianooz/pip,davidovich/pip,yati-sagade/pip,benesch/pip,benesch/pip,jmagnusson/pip,chaoallsome/pip,jamezpolley/pip,sigmavirus24/pip,nthall/pip,pypa/pip,KarelJakubec/pip,zorosteven/pip,zenlambda/pip,erikrose/pip,harrisonfeng/pip,KarelJakubec/pip,h4ck3rm1k3/pip,jythontools/pip,davidovich/pip,blarghmatey/pip,sigmavirus24/pip,Gabriel439/pip,ChristopherHogan/pip,mindw/pip,dstufft/pip,willingc/pip,jmagnusson/pip,harrisonfeng/pip,mujiansu/pip,graingert/pip,luzfcb/pip,James-Firth/pip,rbtcollins/pip,luzfcb/pip,sigmavirus24/pip,esc/pip,erikrose/pip,xavfernandez/pip,RonnyPfannschmidt/pip,jasonkying/pip,qbdsoft/pip,mindw/pip,Gabriel439/pip,jythontools/pip,rbtcollins/pip,esc/pip,supriyantomaftuh/pip,ncoghlan/pip,techtonik/pip,mujiansu/pip,erikrose/pip,luzfcb/pip,James-Firth/pip,fiber-space/pip,sbidoul/pip,squidsoup/pip,harrisonfeng/pip