ci: fix section_end in debian-build-testing

Fixes: d428cc1116 ("ci/debian-build-testing: drop extra nesting section")
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29170>
(cherry picked from commit 34844deb3e)

.gitlab-ci/build/gitlab-ci.yml

@@ -190,7 +190,7 @@ debian-build-testing:
     .gitlab-ci/run-shellcheck.sh
     section_switch yamllint "yamllint"
     .gitlab-ci/run-yamllint.sh
-    section_end
+    section_end yamllint
     .gitlab-ci/meson/build.sh
     .gitlab-ci/prepare-artifacts.sh
   timeout: 15m

.pick_status.json

@@ -16404,7 +16404,7 @@
         "description": "ci: fix section_end in debian-build-testing",
         "nominated": false,
         "nomination_type": 1,
-        "resolution": 4,
+        "resolution": 1,
         "main_sha": null,
         "because_sha": "d428cc1116fd5cec4b397bfaca87e59570f178da",
         "notes": null