[calls] ci: Update Debian image

[Evangelos Ribeiro Tzaras <devrtz src gnome org>]

commit dea8b111d481140f9dfda70ebb864d27bfededf0
Author: Evangelos Ribeiro Tzaras <devrtz fortysixandtwo eu>
Date:   Wed Aug 17 11:56:46 2022 +0200

    ci: Update Debian image
    
    From now on intltool will be part of the image,
    so we don't need to install it explicitly any more.

 .gitlab-ci.yml | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7b31652e..b4999850 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -10,7 +10,7 @@ stages:
 
 variables:
   L5_DOCKER_IMAGE: debian:bookworm
-  DEBIAN_IMAGE: $CI_REGISTRY/gnome/calls/debian:v0.0.20220805
+  DEBIAN_IMAGE: $CI_REGISTRY/gnome/calls/debian:v0.0.20220817
   GIT_SUBMODULE_STRATEGY: normal
 
 build:native:
@@ -61,9 +61,6 @@ check-po:
   stage: test
   dependencies:
     - build:native
-  before_script:
-    - apt-get -y update
-    - apt-get -y install intltool
   script:
     # barf on untranslated C or UI files. Seems intltool
     # can't be told to exit with non-zero exit status