Upgrade eck-operator to 1.4.0

Current version is 1.3.0, latest stable is 1.4.0

https://github.com/elastic/cloud-on-k8s/tree/1.4.0/deploy/eck-operator

We need to

• Architecture Review of changes in major components
• Identify all images needing updates
• Get images through Iron Bank
• Update Chart with changes

added kindenhancement logging + 1 deleted label

added to epic &63 (closed)

set weight to 3

changed iteration to Big Bang Iterations Apr 6, 2021 - Apr 20, 2021

assigned to @kavitha

added statusdoing label and removed 1 deleted label

added statusreview label and removed statusdoing label

added 1 deleted label and removed statusreview label

added statusreview label and removed 1 deleted label

mentioned in merge request !421 (merged)

created merge request !421 (merged) to address this issue

closed with merge request !421 (merged)

mentioned in commit 544270c3

removed statusreview label