gst1-libav: bump version

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/gstreamer1/gst1-libav/gst1-libav.hash

@@ -1,2 +1,2 @@
-# From http://lists.freedesktop.org/archives/gstreamer-devel/2014-November/050375.html
-sha256	2ec7285e5ec6731963b0955487cceb9eb04e285ca682f3ef575996c068cde8aa  gst-libav-1.4.4.tar.xz
+# From http://lists.freedesktop.org/archives/gstreamer-devel/2014-December/050904.html
+sha256	605c62624604f3bb5c870844cc1f2711779cc533b004c2aa1d8c0d58557afbbc  gst-libav-1.4.5.tar.xz

package/gstreamer1/gst1-libav/gst1-libav.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GST1_LIBAV_VERSION = 1.4.4
+GST1_LIBAV_VERSION = 1.4.5
 GST1_LIBAV_SOURCE = gst-libav-$(GST1_LIBAV_VERSION).tar.xz
 GST1_LIBAV_SITE = http://gstreamer.freedesktop.org/src/gst-libav