When importing LoTW QSOs into a fresh cloudlog install mark QSOs as sent to LoTW so they dont get reuploaded.
Thanks to K7TAB for pointing this bug out
Fixes#772
Co-Authored-By: k7tab <76535253+k7tab@users.noreply.github.com>
Co-Authored-By: Peter Goodhall <84308+magicbug@users.noreply.github.com>