package/docker-engine: security bump to version 20.10.9

Fixes the following security issues:

- CVE-2021-41089:  Create parent directories inside a chroot during docker
  cp to prevent a specially crafted container from changing permissions of
  existing files in the host’s filesystem.

- CVE-2021-41091: Lock down file permissions to prevent unprivileged users
  from discovering and executing programs in /var/lib/docker.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Reviewed-by: Christian Stewart <christian@paral.in>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/docker-engine/docker-engine.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  2505d00032f5d40ead5ac779c2840303dcead04713c93ba974be4c19b3ab8d0a  docker-engine-20.10.8.tar.gz
+sha256  359e8854d0d51bc884d434f182f64ca62f25fbbe7b9c6a336eb09f212fe8cc9a  docker-engine-20.10.9.tar.gz
 sha256  7c87873291f289713ac5df48b1f2010eb6963752bbd6b530416ab99fc37914a8  LICENSE

package/docker-engine/docker-engine.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-DOCKER_ENGINE_VERSION = 20.10.8
+DOCKER_ENGINE_VERSION = 20.10.9
 DOCKER_ENGINE_SITE = $(call github,moby,moby,v$(DOCKER_ENGINE_VERSION))
 
 DOCKER_ENGINE_LICENSE = Apache-2.0