Have uploaded these to ftp://upload.kde.org/incoming/
e18150f1f4f2e3f1c07dff722d273bd7be394c6495833c2275d6825f4651ed7b subtitlecomposer-0.7.1.tar.xz 7b49e3f7c4ce3d620a0cc782e5d2a0e7304c65d5ef80a71834800e09bec8a377 subtitlecomposer-0.7.1.tar.xz.sig
The new version should be added to the list of available versions to the component/product - am not sure how/where to do that?
Project home is here: https://invent.kde.org/multimedia/subtitlecomposer