.gitlab-ci.yml: Clarify the reuse job allow to fail configuration

Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com>

.gitlab-ci.yml

@@ -22,7 +22,8 @@ dco:
 
 reuse:
   extends: .reuse
-  # TODO: file tracking bug
+  # The repository is not yet reuse compliant and we don't have full control on
+  # it - it is a 3rd party fork. Let if fail for now.
   allow_failure: true
 
 # Customize the .workspace job to set the path of the git repository to deviate