x11-themes/qtcurve: Fix patch from r544732

> Applying distribution patches for qtcurve-1.9.0

patch: **** can't cd to /wrkdirs/usr/ports/x11-themes/qtcurve/work/qtcurve-1.9: No such file or directory

> FAILED Applying distribution patch ee2228ea2f18ac5da9b434ee6089381df815aa94.patch with -p1

• Error code 1

Reported by: pkg-fallout
MFH: 2020Q3 (build fix blanket)