Changed the mimetype to a correct one

platform/unix/love.desktop

@@ -1,7 +1,7 @@
 [Desktop Entry]
 Name=LÖVE
 Comment=The unquestionably awesome 2D game engine
-MimeType=application/love-game;
+MimeType=application/x-vnd.love-game;
 Exec=/usr/bin/love
 Type=Application
 Categories=Development;Game;

platform/unix/love.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <mime-info xmlns="http://www.freedesktop.org/standards/shared-mime-info">
-	<mime-type type="application/love-game">
+	<mime-type type="application/x-vnd.love-game">
 		<comment>LÖVE game</comment>
 	<glob pattern="*.love"/>
 	</mime-type>

platform/unix/postinst

@@ -2,4 +2,4 @@
 
 update-mime-database /usr/share/mime
 gtk-update-icon-cache --force /usr/share/icons/gnome
-xdg-mime default love.desktop application/love-game
+xdg-mime default love.desktop application/x-vnd.love-game