Integrate gitlab-ci/fix_copy_directory

--

Commit: seco-ne/yocto/infrastructure/gitlab-ci@19ff9d08

package_release: Fix missing variable for os.walk

Even though the variable isn't used in the package_release script, it
seems to be required by the os.walk function. Underscore satisfies the
linter preventing it from causeing unused variable errors.

.gitlab-ci @ 19ff9d08

-Subproject commit 6e6f124b6aa90aa6eb41779c2a6ddaa12fa5ac25
+Subproject commit 19ff9d080b2b029cd7afe21cf4f530c8df2c4c71

.gitlab-ci.yml

@@ -4,9 +4,9 @@
 # ---------------------------------------------------------------------------------------
 include:
   - project: '${CI_PROJECT_ROOT_NAMESPACE}/yocto/infrastructure/gitlab-ci'
-    ref: 6e6f124b6aa90aa6eb41779c2a6ddaa12fa5ac25
+    ref: 19ff9d080b2b029cd7afe21cf4f530c8df2c4c71
     file: 'manifest-integration.yml'
 
 variables:
-  GITLAB_CI_REVISION: 6e6f124b6aa90aa6eb41779c2a6ddaa12fa5ac25
+  GITLAB_CI_REVISION: 19ff9d080b2b029cd7afe21cf4f530c8df2c4c71
   BB_RECIPE_NAME: seco-show-demo