[damned-lies] fix: add buildah login before building runtime

[Guillaume Bernard <gbernard src gnome org>]

commit 9f17193cd2db30dc3fb6adb88cb48ebc2cf9813f
Author: Guillaume Bernard <associations guillaume-bernard fr>
Date:   Mon May 9 15:06:24 2022 +0200

    fix: add buildah login before building runtime

 .gitlab-ci.yml | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6459c931..72c007d5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -81,6 +81,8 @@ build_damned_lies_runtime:
     # References for the build script
     CURRENT_VCS_REF_NAME: "${CI_COMMIT_REF_NAME}"
     BUILT_IMAGE_NAME: "${RUNTIME_CANONICAL_IMAGE_NAME}:${CI_COMMIT_REF_NAME}-latest"
+  before_script:
+    - buildah login --username "${CI_REGISTRY_USER}" --password "${CI_REGISTRY_PASSWORD}" "${CI_REGISTRY}"
   script:
     - ./containers/build_buildah_runtime.sh
     - buildah tag "${BUILT_IMAGE_NAME}" "${RUNTIME_IMAGE_NAME}"