Dockerfile, CI: Update to latest "focal" tag

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e7c65eb..4c89dae 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,7 +2,7 @@
 
 # Grab our configured image.  The source for this is found at:
 # https://source.denx.de/u-boot/gitlab-ci-runner
-image: trini/u-boot-gitlab-ci-runner:focal-20210921-05Oct2021
+image: trini/u-boot-gitlab-ci-runner:focal-20211006-14Nov2021
 
 # We run some tests in different order, to catch some failures quicker.
 stages: