fix: correct arguments passed to qizmo

[vikpe]

issue
there is a space missing between the qizmo binary and the -D (decompress) argument.

qwdtools/src/qwz.c

Line 109 in 8af104b

strlcpy (cmdline, va("%s/" QIZMO_BIN "-D %s", curdir,

before fix

./qwdtools -noini -qd . __dag__sr__vs_pnc_dm2.qwz
QWDtools version 0.34 (c) 2001-2003 Bartlomiej Rychtarski
Unix port by David (hexum) Balcom and VVD, 2004-2007
Part of the MVDSV project: https://github.com/QW-Group/qwdtool

decompressing qwz file(s)...
sh: 1: /home/vikpe/dev/test/qizmo-D: not found
Couldn't execute /home/vikpe/dev/test/qizmo
Couldn't decompress qwz file(s)

after fix

./qwdtools -noini -qd . __dag__sr__vs_pnc_dm2.qwz
QWDtools version 0.34 (c) 2001-2003 Bartlomiej Rychtarski
Unix port by David (hexum) Balcom and VVD, 2004-2007
Part of the MVDSV project: https://github.com/QW-Group/qwdtool

decompressing qwz file(s)...

QW Qizmo v2.91 Copyright 1998 Juha Kujala and Ilkka Rajala
For non-commercial use only. No warranty. Use at your own risk.
http://qizmo.sci.fi

Initializing...
Decompressing __dag__sr__vs_pnc_dm2.qwz -> __dag__sr__vs_pnc_dm2.qwd

decompressing finished