package/gst1-plugins-bad: security bump to version 1.22.6

Fixes the following security issues:

CVE-2023-37329: Heap-based buffer overflow in the PGS blu-ray subtitle
decoder when handling certain files in GStreamer versions before 1.22.4 /
1.20.7.

https://gstreamer.freedesktop.org/security/sa-2023-0003.html

CVE-2023-40474: Heap-based buffer overflow in the MXF file demuxer when
handling malformed files with uncompressed video in GStreamer versions
before 1.22.6.

https://gstreamer.freedesktop.org/security/sa-2023-0006.html

CVE-2023-40475: Heap-based buffer overflow in the MXF file demuxer when
handling malformed files with AES3 audio in GStreamer versions before
1.22.6.

https://gstreamer.freedesktop.org/security/sa-2023-0007.html

CVE-2023-40476: Stack-based buffer overflow in the H.265 video parser when
handling malformed H.265 video streams in GStreamer versions before 1.22.6.

https://gstreamer.freedesktop.org/security/sa-2023-0008.html

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 19fe76b8b4dd09bd11fce6832932cd799332ffb5)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/gstreamer1/gst1-plugins-bad/gst1-plugins-bad.hash

@@ -1,3 +1,3 @@
-# From https://gstreamer.freedesktop.org/src/gst-plugins-bad/gst-plugins-bad-1.22.2.tar.xz.sha256sum
-sha256  3d8faf1ce3402c8535ce3a8c4e1a6c960e4b5655dbda6b55943db9ac79022d0f  gst-plugins-bad-1.22.2.tar.xz
+# From https://gstreamer.freedesktop.org/src/gst-plugins-bad/gst-plugins-bad-1.22.6.tar.xz.sha256sum
+sha256  b4029cd2908a089c55f1d902a565d007495c95b1442d838485dc47fb12df7137  gst-plugins-bad-1.22.6.tar.xz
 sha256  dc626520dcd53a22f727af3ee42c770e56c97a64fe3adb063799d8ab032fe551  COPYING

package/gstreamer1/gst1-plugins-bad/gst1-plugins-bad.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-GST1_PLUGINS_BAD_VERSION = 1.22.2
+GST1_PLUGINS_BAD_VERSION = 1.22.6
 GST1_PLUGINS_BAD_SOURCE = gst-plugins-bad-$(GST1_PLUGINS_BAD_VERSION).tar.xz
 GST1_PLUGINS_BAD_SITE = https://gstreamer.freedesktop.org/src/gst-plugins-bad
 GST1_PLUGINS_BAD_INSTALL_STAGING = YES