Bump plugin utils API

[rsandell]

To fix PCT

Related:

• Align version of plugin-util-api plugin in test and compile dependencies warnings-ng-plugin#1425
• Bump plugin util api to 2.20 to fix tests prism-api-plugin#72

• Make sure you are opening from a topic/feature/bugfix branch (right side) and not your main 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 #203 (92d00b4) into master (2464f17) will not change coverage.
The diff coverage is n/a.

❗ Current head 92d00b4 differs from pull request most recent head 48aad8c. Consider uploading reports for the commit 48aad8c to get more accurate results

@@            Coverage Diff            @@
##             master     #203   +/-   ##
=========================================
  Coverage     85.38%   85.38%           
  Complexity      152      152           
=========================================
  Files            17       17           
  Lines           746      746           
  Branches         57       57           
=========================================
  Hits            637      637           
  Misses           89       89           
  Partials         20       20           

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