User Story:

As RHEL workers are not supported anymore in 4.19, so we need to remove: 

1. The RHEL worker related QE CI testing
2. The daily and pre-submit job of e2e-aws-ovn-workers-rhel8 in 4.19+

Acceptance Criteria:

Description of criteria:

• No RHEL worker related testing scheduled in 4.19+

(optional) Out of Scope:

Detail about what is specifically not being delivered in the story

Engineering Details:

• (optional) https://github/com/link.to.enhancement/
• (optional) https://issues.redhat.com/link.to.spike
• Engineering detail 1
• Engineering detail 2

This requires/does not require a design proposal.
This requires/does not require a feature gate.