media-sound/qtractor: revbump, since dependency was changed

Wasn't bumped in 786374cc8ecbd279afb926e578ce3a8846e1a307, where dep changed.
Thanks to @hasufell for pointing it out.

diff --git a/media-sound/qtractor/qtractor-0.7.0.ebuild b/media-sound/qtractor/qtractor-0.7.0-r1.ebuild
similarity index 100%
rename from media-sound/qtractor/qtractor-0.7.0.ebuild
rename to media-sound/qtractor/qtractor-0.7.0-r1.ebuild

diff --git a/media-sound/qtractor/qtractor-0.7.1.ebuild b/media-sound/qtractor/qtractor-0.7.1-r1.ebuild
similarity index 100%
rename from media-sound/qtractor/qtractor-0.7.1.ebuild
rename to media-sound/qtractor/qtractor-0.7.1-r1.ebuild