package/docker-cli: bump version to 20.10.8

For release notes:

https://github.com/moby/moby/releases/tag/v20.10.8

Signed-off-by: Christian Stewart <christian@paral.in>
(cherry picked from commit 041e4b1ceadcbe3e1d5b872e0a9f224052031fec)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/docker-cli/docker-cli.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  0a7848b1b5031483de075433506d0448ddf834368d9c73770e453e0b89b49747  docker-cli-20.10.7.tar.gz
+sha256  cde34bbefd70fa27b44dfa904c40db84b89abf237e5267dcd08603b459a89253  docker-cli-20.10.8.tar.gz
 sha256  2d81ea060825006fc8f3fe28aa5dc0ffeb80faf325b612c955229157b8c10dc0  LICENSE

package/docker-cli/docker-cli.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-DOCKER_CLI_VERSION = 20.10.7
+DOCKER_CLI_VERSION = 20.10.8
 DOCKER_CLI_SITE = $(call github,docker,cli,v$(DOCKER_CLI_VERSION))
 
 DOCKER_CLI_LICENSE = Apache-2.0