Remove reference to non-existent warning
Remove reference to non-existent warning

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