dev-java/leiningen-bin: -r1 bump for changes to built files

End users who already installed this on prefix currently would have
a broken install, and a reinstall is necessary ( and cheap )

Package-Manager: Portage-2.3.5, Repoman-2.3.2

diff --git a/dev-java/leiningen-bin/leiningen-bin-2.7.1.ebuild b/dev-java/leiningen-bin/leiningen-bin-2.7.1-r1.ebuild
similarity index 100%
rename from dev-java/leiningen-bin/leiningen-bin-2.7.1.ebuild
rename to dev-java/leiningen-bin/leiningen-bin-2.7.1-r1.ebuild