Fix test for 2.x version

Migrated issue

Reported by: fjgarlin

Related to !23 (merged)

Problem/Motivation

Test aren't working. phpunit fails. See here: https://git.drupalcode.org/project/api/-/pipelines/89478

Steps to reproduce

https://git.drupalcode.org/project/api/-/pipelines/89478

Proposed resolution

Fix

Remaining tasks

MR