replaced the gui subpackage icon

Makefile

@@ -8,18 +8,18 @@ dir:
 	mkdir -p $(bindir)
 	mkdir -p $(prefix)/lib/systemd/user
 	mkdir -p $(sysconfdir)/ximper-unified-theme-switcher
-	mkdir -p $(datadir)/pixmaps
+	mkdir -p $(datadir)/icons/hicolor/scalable/apps/
 	mkdir -p $(datadir)/applications/
 install: dir
 	cp ./bin/ximper-unified-theme-switcher-service $(bindir)
 	cp ./bin/ximper-unified-theme-switcher-gui $(bindir)
 	cp ./data/ximper-unified-theme-switcher.service $(prefix)/lib/systemd/user
-	cp ./data/ximper-unified-theme-switcher-gui.svg $(datadir)/pixmaps
+	cp ./data/ximper-unified-theme-switcher-gui.svg $(datadir)/icons/hicolor/scalable/apps/
 	cp ./data/ximper-unified-theme-switcher-gui.desktop $(datadir)/applications
 
 uninstall:
 	rm -f $(prebindirfix)/ximper-unified-theme-switcher-service
 	rm -f $(bindir)/ximper-unified-theme-switcher-gui
 	rm -f $(prefix)/lib/systemd/user/ximper-unified-theme-switcher.service
-	rm -f $(datadir)/pixmaps/ximper-unified-theme-switcher-gui.svg
+	rm -f $(datadir)/icons/hicolor/scalable/apps/ximper-unified-theme-switcher-gui.svg
 	rm -f $(datadir)/applications/ximper-unified-theme-switcher-gui.desktop