Bug#974918: libnotcurses2,libnotcurses++2: missing Breaks+Replaces: libnotcurses1/libnotcurses++1 (>= 2)

[Nick Black]

Confirmed, fixing now. I'll upload 2.0.4+dfsg.1-3 with this fix
present shortly (probably this evening). Thanks once again for
the heads-up, and sorry for the mistake!