fixed appdata.xml release

Author: Alecaddd

data/com.github.alecaddd.sequeler.appdata.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!-- Copyright 2017 Alessandro "Alecaddd" Castellani <[email protected]> -->
-<component type="desktop-application">
+<component type="desktop">
 	<id>com.github.alecaddd.sequeler.desktop</id>
 	<metadata_license>CC0-1.0</metadata_license>
 	<project_license>GPL-3.0+</project_license>
@@ -48,4 +48,4 @@
 		<value key="x-appcenter-color-primary-text">#00abd3</value>
 		<value key="x-appcenter-suggested-price">2</value>
 	</custom>
-</component>
+</component>