chore: Turn on user_frustrations in staging

[ptang-nr]

Please add a one-paragraph summary here, suitable for a release notes description. This will help with documentation.

Overview

Related Issue(s)

https://new-relic.atlassian.net/browse/NR-443292

Testing

[github-actions]

Supportability Metric Usage Changes:

No matching changes found

Supportability Metrics .md File Changes:

supportability_metrics.md was changed? false

New supportability metrics require changes to supportability_metrics.md, as well as a new PR to Angler. Please ensure an Angler PR is created and linked to this PR.

[github-actions]

Asset Size Report

Merging this pull request will result in the following asset size changes:

Agent	Asset	Previous Size	New Size	Diff
lite	loader	26.08 kB / 9.85 kB (gzip)	26.08 kB / 9.85 kB (gzip)	0% / 0% (gzip)
lite	async-chunk	55.82 kB / 18.4 kB (gzip)	55.82 kB / 18.4 kB (gzip)	0% / 0% (gzip)
pro	loader	54.82 kB / 19.28 kB (gzip)	54.82 kB / 19.28 kB (gzip)	0% / 0% (gzip)
pro	async-chunk	94.8 kB / 29.5 kB (gzip)	94.8 kB / 29.5 kB (gzip)	0% / 0% (gzip)
spa	loader	63.67 kB / 21.99 kB (gzip)	63.67 kB / 21.99 kB (gzip)	0% / 0% (gzip)
spa	async-chunk	120.45 kB / 36.77 kB (gzip)	120.45 kB / 36.77 kB (gzip)	0% / 0% (gzip)

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 88.15%. Comparing base (5083067) to head (93ed12e).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1581   +/-   ##
=======================================
  Coverage   88.15%   88.15%           
=======================================
  Files         205      205           
  Lines        7854     7854           
  Branches     1605     1605           
=======================================
  Hits         6924     6924           
  Misses        806      806           
  Partials      124      124           

Flag	Coverage Δ
unit-tests	81.01% <ø> (ø)

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