better release commit messages

.bumpversion.cfg

@@ -4,7 +4,7 @@ tag = True
 commit = True
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)\-(?P<release>.*)
 serialize = {major}.{minor}.{patch}-{release}
-message = bump version: {current_version} -> {new_version}
+message = new release: {new_version}
 tag_name = version/{new_version}
 
 [bumpversion:part:release]