[gnome-music/wip/jfelder/player-fix-add-song] player: Fix add_song method

[Jean Felder <jfelder src gnome org>]

commit 8de1a86d4566b6e2acddc9d7ba35d6218319785d
Author: Jean Felder <jfelder src gnome org>
Date:   Mon May 13 22:57:16 2019 +0200

    player: Fix add_song method
    
    The current_index needs to be changed only if it is greater than the
    song_index and not the reverse.

 gnomemusic/player.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gnomemusic/player.py b/gnomemusic/player.py
index e28bfe96..a02c799f 100644
--- a/gnomemusic/player.py
+++ b/gnomemusic/player.py
@@ -247,7 +247,7 @@ class PlayerPlaylist(GObject.GObject):
         """
         item = [song, ValidationStatus.PENDING]
         self._songs.insert(song_index, item)
-        if song_index >= self._current_index:
+        if song_index <= self._current_index:
             self._current_index += 1
 
         self._validate_song(song_index)