Fix FTBFS due to accidental double quote duplication

diff --git a/kipi-plugins/calendar/monthwidget.cpp b/kipi-plugins/calendar/monthwidget.cpp
index 7d6dcd6..fd5181a 100644
--- a/kipi-plugins/calendar/monthwidget.cpp
+++ b/kipi-plugins/calendar/monthwidget.cpp
@@ -126,7 +126,7 @@
     CalSettings::instance()->setImage(month_, imagePath_);
 
     TDEIconLoader* iconLoader = TDEApplication::kApplication()->iconLoader();
-    TQPixmap pix = iconLoader->loadIcon(""image-x-generic", TDEIcon::NoGroup, 64 );
+    TQPixmap pix = iconLoader->loadIcon("image-x-generic", TDEIcon::NoGroup, 64 );
     if ( pixmap_ )
         delete pixmap_;
     pixmap_ = new TQPixmap( pix );