Remove duplicate error reporting

[renefloor]

✨ What kind of change does this PR introduce? (Bug fix, feature, docs update...)

Bug fix on new feature

⤵️ What is the current behavior?

After PR #891 was merged we got a duplicate error reporting. The same error is reported twice.
With reporting through the ImageStreamCompleter we should remove the extra reporting in the image loaders.

This also updates the changelogs and versions

🆕 What is the new behavior (if this is a feature change)?

Only report errors once.

💥 Does this PR introduce a breaking change?

no

🐛 Recommendations for testing

📝 Links to relevant issues/docs

🤔 Checklist before submitting

• All projects build
• Follows style guide lines (code style guide)
• Relevant documentation was updated
• Rebased onto current develop

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (7d3434a) 79.48% compared to head (83a63d7) 79.91%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #910      +/-   ##
===========================================
+ Coverage    79.48%   79.91%   +0.42%     
===========================================
  Files            4        5       +1     
  Lines          234      234              
===========================================
+ Hits           186      187       +1     
+ Misses          48       47       -1     

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