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.

Source merge request: seco-ne/yocto/infrastructure/gitlab-ci!390 (merged)

mentioned in merge request seco-ne/yocto/infrastructure/gitlab-ci!390 (merged)

merged