Fix typo in man page ( envrionment => environment )
Fix typo in man page ( envrionment => environment )

resin-io/ostree,leandrosansilva/ostree,sujitfulse/ostree,leandrosansilva/ostree,leandrosansilva/ostree,gatispaeglis/ostree,GNOME/ostree,sujitfulse/ostree,resin-io/ostree,GNOME/ostree,resin-io/ostree,leandrosansilva/ostree,resin-io/ostree,gatispaeglis/ostree,gatispaeglis/ostree,leandrosansilva/ostree,GNOME/ostree,gatispaeglis/ostree,gatispaeglis/ostree,GNOME/ostree,sujitfulse/ostree,gatispaeglis/ostree,GNOME/ostree,sujitfulse/ostree,resin-io/ostree,sujitfulse/ostree