Fix lint-latest-po
After merging !1000 (merged) (is it a MR overflow? :-P), pipeline lint-latest-po
started to fail: https://gitlab.tails.boum.org/tails/tails/-/jobs/62776
After merging !1000 (merged) (is it a MR overflow? :-P), pipeline lint-latest-po
started to fail: https://gitlab.tails.boum.org/tails/tails/-/jobs/62776