consistency with other files: av_cold static ---> static av_cold

Originally committed as revision 20662 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavdevice/alsa-audio-dec.c

@@ -50,7 +50,7 @@
 
 #include "alsa-audio.h"
 
-av_cold static int audio_read_header(AVFormatContext *s1,
+static av_cold int audio_read_header(AVFormatContext *s1,
                                      AVFormatParameters *ap)
 {
     AlsaData *s = s1->priv_data;

libavdevice/alsa-audio-enc.c

@@ -42,7 +42,7 @@
 
 #include "alsa-audio.h"
 
-av_cold static int audio_write_header(AVFormatContext *s1)
+static av_cold int audio_write_header(AVFormatContext *s1)
 {
     AlsaData *s = s1->priv_data;
     AVStream *st;