Draft: Change HelperImageFlavor for k8s integration tests
What does this MR do?
The integration tests for the k8s executor has a high rate failure due to the DNS issues on the alpine base Helper Image. This MR aims to reduce those failures and make the integration_k8s job more stable by switch to ubuntu for the HelperImageFlavor
Why was this MR needed?
Stabilize the integration_k8s job
What's the best way to test this MR?
No more failures due to gitlab.com host which cannot be resolved