Remove spurious [1] in equality.ml.
Remove spurious [1] in equality.ml.

Introduced in a4043608f

herbelin/github-coq,Zimmi48/coq,letouzey/coq-wip,asr/coq,shindere/coq,letouzey/coq-wip,amintimany/coq,ppedrot/coq,ale-f/coq,maximedenes/coq,Matafou/coq,Ptival/coq,maximedenes/coq,pirapira/coq2rust,8l/coq,TOSPIO/coq,william-lawvere/coq,ale-f/coq,pirapira/coq2rust,SkySkimmer/coq,coq/coq,ppedrot/coq,gares/coq,asr/coq,ejgallego/coq,ppedrot/coq,JasonGross/coq,mlasson/coq,TheTypoMaster/coq,8l/coq,jpdeplaix/coq,SkySkimmer/coq,TheTypoMaster/coq,mlasson/coq,ppedrot/coq,letouzey/coq-wip,TOSPIO/coq,maximedenes/coq,aspiwack/coq,barras/coq,gmalecha/coq,letouzey/coq-wip,Zimmi48/coq,shindere/coq,TOSPIO/coq,herbelin/github-coq,mlasson/coq,Zimmi48/coq,Ptival/coq,asr/coq,maximedenes/coq,Matafou/coq,gmalecha/coq,coq/coq,gares/coq,Ptival/coq,ejgallego/coq,gares/coq,8l/coq,ale-f/coq,mattam82/coq,ejgallego/coq,silene/coq,Lionel-Rieg/coq,amintimany/coq,shindere/coq,jpdeplaix/coq,ppedrot/coq,mattam82/coq,barras/coq,coq/coq,TheTypoMaster/coq,SkySkimmer/coq,amintimany/coq,aspiwack/coq,william-lawvere/coq,jpdeplaix/coq,SkySkimmer/coq,gares/coq,gmalecha/coq,ejgallego/coq,coq/coq,Matafou/coq,JasonGross/coq,mattam82/coq,aspiwack/coq,maximedenes/coq,herbelin/github-coq,barras/coq,Zimmi48/coq,JasonGross/coq,gares/coq,pirapira/coq2rust,Lionel-Rieg/coq,letouzey/coq-wip,JasonGross/coq,silene/coq,Lionel-Rieg/coq,william-lawvere/coq,silene/coq