Fix #9091: don't show deleted compacted hypotheses twice in diff
Fix #9091: don't show deleted compacted hypotheses twice in diff

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