Readiness check for Openshift-4.18.x

[adrianriobo]

• [4.18] Missing internal repos for patched images #979
• Fail building 4.18. 0-ec.4 #989

[adrianriobo]

https://issues.redhat.com/browse/CRC-352 internal Jira

[albfan]

jenkins migrated https://github.com/crc-org/crc-internal/issues/39

[albfan]

• jenkins pipeline is probably failing Fail on jenkins pipeline #1006