Fix QA issues caused by outdated .desktop files:
* QA Notice: This package installs one or more .desktop files that do not
* pass validation.
*
*  /usr/share/applications/nerolinux.desktop: warning:
*  key "Categories" in group "Desktop Entry" contains a deprecated value "Application"

--- a/usr/share/applications/nerolinux.desktop
+++ b/usr/share/applications/nerolinux.desktop
@@ -53,4 +53,4 @@
 Icon=nerolinux
 MimeType=application/x-cd-image;application/x-iso;application/x-cue;application/x-nero-disc-image;application/x-nero-linux-compilation
 Terminal=false
-Categories=Application;AudioVideo;DiscBurning;Recorder;
+Categories=AudioVideo;DiscBurning;Recorder;
--- a/usr/share/applications/nerolinuxexpress.desktop
+++ b/usr/share/applications/nerolinuxexpress.desktop
@@ -53,4 +53,4 @@
 Icon=nerolinuxexpress
 MimeType=application/x-cd-image;application/x-iso;application/x-cue;application/x-nero-disc-image;application/x-nero-linux-compilation
 Terminal=false
-Categories=Application;AudioVideo;DiscBurning;Recorder;
+Categories=AudioVideo;DiscBurning;Recorder;