libvlc headers: remove commas at end of enums

Fix a warning reported by gcc -ansi -pedantic

include/vlc/libvlc_events.h

@@ -99,7 +99,7 @@ enum libvlc_event_e {
     libvlc_VlmMediaInstanceStatusPlaying,
     libvlc_VlmMediaInstanceStatusPause,
     libvlc_VlmMediaInstanceStatusEnd,
-    libvlc_VlmMediaInstanceStatusError,
+    libvlc_VlmMediaInstanceStatusError
 };
 
 /**

include/vlc/libvlc_media.h

@@ -67,7 +67,7 @@ typedef enum libvlc_meta_t {
     libvlc_meta_Publisher,
     libvlc_meta_EncodedBy,
     libvlc_meta_ArtworkURL,
-    libvlc_meta_TrackID,
+    libvlc_meta_TrackID
     /* Add new meta types HERE */
 } libvlc_meta_t;
 
@@ -105,7 +105,7 @@ typedef enum libvlc_track_type_t
     libvlc_track_unknown   = -1,
     libvlc_track_audio     = 0,
     libvlc_track_video     = 1,
-    libvlc_track_text      = 2,
+    libvlc_track_text      = 2
 } libvlc_track_type_t;
 
 /** defgroup libvlc_media_stats_t LibVLC media statistics

include/vlc/libvlc_media_player.h

@@ -104,7 +104,7 @@ typedef enum libvlc_navigate_mode_t
     libvlc_navigate_up,
     libvlc_navigate_down,
     libvlc_navigate_left,
-    libvlc_navigate_right,
+    libvlc_navigate_right
 } libvlc_navigate_mode_t;
 
 /**
@@ -962,7 +962,7 @@ enum libvlc_video_logo_option_t {
     libvlc_logo_delay,
     libvlc_logo_repeat,
     libvlc_logo_opacity,
-    libvlc_logo_position,
+    libvlc_logo_position
 };
 
 /**
@@ -1006,7 +1006,7 @@ enum libvlc_video_adjust_option_t {
     libvlc_adjust_Brightness,
     libvlc_adjust_Hue,
     libvlc_adjust_Saturation,
-    libvlc_adjust_Gamma,
+    libvlc_adjust_Gamma
 };
 
 /**