[atk/ebassi/atk-2-38: 2/5] ci: Use debian:stable

[Emmanuele Bassi <ebassi src gnome org>]

commit 68adf85541d85f4f9e220b1c2c2c4f9e6a63a57a
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Thu Mar 24 11:23:42 2022 +0000

    ci: Use debian:stable
    
    Don't use a specific version name, to avoid having to deal with updating
    the image every time Debian does a new stable release.

 .gitlab-ci/debian-stable.Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci/debian-stable.Dockerfile b/.gitlab-ci/debian-stable.Dockerfile
index 75e2105..a430025 100644
--- a/.gitlab-ci/debian-stable.Dockerfile
+++ b/.gitlab-ci/debian-stable.Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:buster
+FROM debian:stable
 
 RUN apt-get update -qq && apt-get install --no-install-recommends -qq -y \
     ccache \