fix(gitlab-ci): Fix Git submodules not included in the release archive (take 2)

Signed-off-by: 林博仁(Buo-ren Lin) <[email protected]>

Author: brlin-tw

.gitlab-ci.yml

@@ -7,6 +7,9 @@
 #
 # Copyright 2024 林博仁(Buo-ren Lin) <buo.ren.lin@gmail.com>
 # SPDX-License-Identifier: CC-BY-SA-4.0
+variables:
+  GIT_SUBMODULE_STRATEGY: recursive
+
 do-static-analysis:
   stage: test
   rules:
@@ -46,8 +49,6 @@ upload-release-assets:
   stage: deploy
   rules:
     - if: $CI_COMMIT_TAG
-  variables:
-    GIT_SUBMODULE_STRATEGY: recursive
   needs:
     - generate-build-artifacts
   image: curlimages/curl:latest