package/ffmpeg: bump version to 2.5.2

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/ffmpeg/ffmpeg.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-FFMPEG_VERSION = 2.5.1
+FFMPEG_VERSION = 2.5.2
 FFMPEG_SOURCE = ffmpeg-$(FFMPEG_VERSION).tar.bz2
 FFMPEG_SITE = http://ffmpeg.org/releases
 FFMPEG_INSTALL_STAGING = YES