Fix ppvernac on Collection: print Collection not old syntax "Package"
Fix ppvernac on Collection: print Collection not old syntax "Package"

SkySkimmer/coq,Zimmi48/coq,coq/coq,ejgallego/coq,Zimmi48/coq,Zimmi48/coq,coq/coq,SkySkimmer/coq,coq/coq,Zimmi48/coq,ejgallego/coq,ejgallego/coq,coq/coq,ejgallego/coq,SkySkimmer/coq,SkySkimmer/coq