Queue: Clean up doxygen comments for sorting flags

Signed-off-by: Anna Schumaker <Anna@OcarinaProject.net>

include/core/queue.h

@@ -27,24 +27,15 @@ enum queue_flags {
  * Track fields that can be compared.
  */
 enum sort_t {
-	/** Artist name */
-	SORT_ARTIST,
-	/** Album name */
-	SORT_ALBUM,
-	/** Play count */
-	SORT_COUNT,
-	/** Genre */
-	SORT_GENRE,
-	/** Track length */
-	SORT_LENGTH,
-	/** Date the track was last played */
-	SORT_PLAYED,
-	/** Track title */
-	SORT_TITLE,
-	/** Track number */
-	SORT_TRACK,
-	/** Track year */
-	SORT_YEAR,
+	SORT_ARTIST,	/**< Sort tracks by Artist name.      */
+	SORT_ALBUM,	/**< Sort tracks by Album name.       */
+	SORT_COUNT,	/**< Sort tracks by Play count.       */
+	SORT_GENRE,	/**< Sort tracks by Genre.            */
+	SORT_LENGTH,	/**< Sort tracks by Track length.     */
+	SORT_PLAYED,	/**< Sort tracks by last played date. */
+	SORT_TITLE,	/**< Sort tracks by Track title.      */
+	SORT_TRACK,	/**< Sort tracks by Track number.     */
+	SORT_YEAR,	/**< Sort tracks by Track year.       */
 };