Replaced various '#define' with actual strings - part 4

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 1311848d35)

src/soundkonverterapp.cpp

@@ -45,7 +45,7 @@ int soundKonverterApp::newInstance()
         else
             TDEStartupInfo::setNewStartupId( mainWidget(), kapp->startupId());
 
-        soundKonverter *widget = ::tqqt_cast<soundKonverter*>( mainWidget() );
+        soundKonverter *widget = ::tqt_cast<soundKonverter*>( mainWidget() );
 
         widget->increaseInstances();