Integrate gitlab-ci/generate_firmware_json

--

Commit: seco-ne/yocto/infrastructure/gitlab-ci@51e0cf67

build:stages: Add Firmware Package JSON stage

The old Alphaplan stage is deprecated and was removed in a prior commit.
Add new stage to generate the Firmware Package JSON files that do replace
the old Alphaplan articles.

.gitlab-ci @ 51e0cf67

-Subproject commit 1830cb0291a866af5cebeebbfdbac32544f655c7
+Subproject commit 51e0cf67dc5961134ef4bd3e7a1b1659ab95dd63

.gitlab-ci.yml

@@ -4,9 +4,9 @@
 # ---------------------------------------------------------------------------------------
 include:
   - project: '${CI_PROJECT_ROOT_NAMESPACE}/yocto/infrastructure/gitlab-ci'
-    ref: 1830cb0291a866af5cebeebbfdbac32544f655c7
+    ref: 51e0cf67dc5961134ef4bd3e7a1b1659ab95dd63
     file: 'manifest-integration.yml'
 
 variables:
-  GITLAB_CI_REVISION: 1830cb0291a866af5cebeebbfdbac32544f655c7
+  GITLAB_CI_REVISION: 51e0cf67dc5961134ef4bd3e7a1b1659ab95dd63
   BB_RECIPE_NAME: linux-seconorth