fix broken links after code-coverage and warnings-ng portlets are merged

[simonsymhoven]

• Make sure you are opening from a topic/feature/bugfix branch (right side) and not your master branch!
• Ensure that the pull request title represents the desired changelog entry
• Please describe what you did
• Link to relevant issues in GitHub or Jira
• Link to relevant pull requests, esp. upstream and downstream changes
• Ensure you have provided tests - that demonstrates feature works or fixes the issue

[codecov]

Codecov Report

Merging #94 (25612d0) into master (fe32964) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master      #94   +/-   ##
=========================================
  Coverage     80.00%   80.00%           
  Complexity        5        5           
=========================================
  Files             2        2           
  Lines            65       65           
  Branches          8        8           
=========================================
  Hits             52       52           
  Misses            9        9           
  Partials          4        4           

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