[calls] ci: Update debian bookworm image for rst2man

[Evangelos Ribeiro Tzaras <devrtz src gnome org>]

commit c86df0f56423c4873f62704e97db8acd87f81391
Author: Evangelos Ribeiro Tzaras <devrtz fortysixandtwo eu>
Date:   Tue May 31 20:10:48 2022 +0200

    ci: Update debian bookworm image for rst2man

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e2a643bd..27bfafe8 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:v0.0.20220412
+  DEBIAN_IMAGE: $CI_REGISTRY/gnome/calls/debian:v0.0.20220531
   GIT_SUBMODULE_STRATEGY: normal
 
 build:native: