package/gst1-libav: bump to version 1.22.6

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 57fc4d90d07e00c2d49240d42141056c00fdfd6a)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

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

@@ -1,3 +1,3 @@
-# From https://gstreamer.freedesktop.org/src/gst-libav/gst-libav-1.22.2.tar.xz.sha256sum
-sha256  fcaaf9878fe8f3bc82317ef13a1558824cb68df1f8968c6797f556c5e33bcffd  gst-libav-1.22.2.tar.xz
+# From https://gstreamer.freedesktop.org/src/gst-libav/gst-libav-1.22.6.tar.xz.sha256sum
+sha256  7789e6408388a25f23cbf948cfc5c6230d735bbcd8b7f37f4a01c9e348a1e3a7  gst-libav-1.22.6.tar.xz
 sha256  ad2eec519ebd4b5df86ea84dff24ae3bfa2edea846a703b58902dd221ae375db  COPYING

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

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GST1_LIBAV_VERSION = 1.22.2
+GST1_LIBAV_VERSION = 1.22.6
 GST1_LIBAV_SOURCE = gst-libav-$(GST1_LIBAV_VERSION).tar.xz
 GST1_LIBAV_SITE = https://gstreamer.freedesktop.org/src/gst-libav
 GST1_LIBAV_LICENSE = LGPL-2.1+