Add gitlab-ci

.gitlab-ci @ 64dc51d3

+Subproject commit 64dc51d3244909d5ce3dd1a99580d60fce0f0a64

.gitlab-ci.yml

+---
+# ---------------------------------------------------------------------------------------
+# Include the default CI steps from the gitlab-ci repo
+# ---------------------------------------------------------------------------------------
+include:
+  - project: '${CI_PROJECT_ROOT_NAMESPACE}/yocto/infrastructure/gitlab-ci'
+    ref: 64dc51d3244909d5ce3dd1a99580d60fce0f0a64
+    file: 'manifest-integration.yml'
+
+variables:
+  GITLAB_CI_REVISION: 64dc51d3244909d5ce3dd1a99580d60fce0f0a64

.gitmodules

+[submodule ".gitlab-ci"]
+	path = .gitlab-ci
+	url = ../../yocto/infrastructure/gitlab-ci.git