github-check-prs.py: print PR URLs when needed.
github-check-prs.py: print PR URLs when needed.

JasonGross/coq,maximedenes/coq,maximedenes/coq,SkySkimmer/coq,gares/coq,coq/coq,gares/coq,gares/coq,SkySkimmer/coq,ppedrot/coq,JasonGross/coq,ppedrot/coq,Zimmi48/coq,SkySkimmer/coq,JasonGross/coq,ppedrot/coq,ejgallego/coq,silene/coq,SkySkimmer/coq,coq/coq,JasonGross/coq,gares/coq,ejgallego/coq,ejgallego/coq,ejgallego/coq,letouzey/coq-wip,ppedrot/coq,silene/coq,coq/coq,letouzey/coq-wip,maximedenes/coq,Matafou/coq,letouzey/coq-wip,Zimmi48/coq,maximedenes/coq,coq/coq,Zimmi48/coq,ppedrot/coq,maximedenes/coq,gares/coq,letouzey/coq-wip,silene/coq,Matafou/coq,Matafou/coq,letouzey/coq-wip,Zimmi48/coq