add spring actuator dependency

[bennsimon]

IMPORTANT: Where possible all PRs must be linked to a Github issue

Resolves [link to issue]

Engineer Checklist

• I have written Unit tests for any new feature(s) and edge cases for
  bug fixes
• I have added documentation for any new feature(s) and configuration
  option(s) on the README.md
• I have run mvn spotless:check to check my code follows the project's
  style guide
• I have run mvn clean test jacoco:report to confirm the coverage report
  was generated at plugins/target/site/jacoco/index.html
• I ran mvn clean package right before creating this pull request.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 60.15%. Comparing base (04ecb52) to head (08cd83f).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##               main      #98   +/-   ##
=========================================
  Coverage     60.15%   60.15%           
  Complexity      193      193           
=========================================
  Files            16       16           
  Lines          1403     1403           
  Branches        158      158           
=========================================
  Hits            844      844           
  Misses          478      478           
  Partials         81       81           

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