ci: Check meson format

Use check-meson from meta-phosh as of
eb1c7f3c602f93e50ba0f1b7da31c936c771a75c

Signed-off-by: Evangelos Ribeiro Tzaras <devrtz@fortysixandtwo.eu>
Part-of: <https://gitlab.gnome.org/GNOME/calls/-/merge_requests/798>

.gitlab-ci.yml

@@ -2,7 +2,7 @@ include:
  - 'https://source.puri.sm/Librem5/librem5-ci/raw/master/librem5-pipeline-definitions.yml'
  - 'https://gitlab.gnome.org/GNOME/citemplates/raw/master/flatpak/flatpak_ci_initiative.yml'
  - project: 'guidog/meta-phosh'
-   ref: '2aeb9bfe2b230ca3aeda8275e42c95f94f6723ca'
+   ref: 'eb1c7f3c602f93e50ba0f1b7da31c936c771a75c'
    file: '/ci/phosh-common-jobs.yml'
  - component: "gitlab.gnome.org/GNOME/citemplates/release-service@master"
    inputs:
@@ -13,6 +13,7 @@ include:
 stages:
  - build
  - test
+ - style-checks
  - package
  - test-package
  - deploy
@@ -101,6 +102,11 @@ check-consistency:
   stage: test
   extends: .phosh-check-consistency
 
+check-meson:
+  stage: style-checks
+  extends:
+    - .phosh-check-meson
+
 package:deb-debian-trixie:arm64:
   variables:
     L5_DOCKER_IMAGE: debian:trixie