Updates ActionsTest to use node18

[kailash-b]

Changes

• Updates Actions Test case to use node18

References

• N/A

Testing

• N/A - Just a test case update.

Checklist

• I have read the Auth0 general contribution guidelines

• I have read the Auth0 Code of Conduct

• All existing and new tests complete without errors

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 79.10%. Comparing base (58acf59) to head (e99e0df).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #872   +/-   ##
=======================================
  Coverage   79.10%   79.10%           
=======================================
  Files         455      455           
  Lines        5878     5878           
  Branches      274      274           
=======================================
  Hits         4650     4650           
  Misses       1136     1136           
  Partials       92       92           

Flag	Coverage Δ
authIntTests	30.77% <ø> (ø)
mgmtIntTests	60.58% <ø> (ø)
unittests	9.03% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.