Fix gui.spec

Author: Ilya Portnov

gui.spec

@@ -16,7 +16,7 @@ exe = EXE(pyz,
 coll = COLLECT(exe,
                Tree("templates", prefix="templates"),
                Tree("icons", prefix="icons"),
-               Tree("icons", prefix="po"),
+               Tree("po", prefix="po"),
                a.binaries,
                a.zipfiles,
                a.datas,