feat: measure cpu energy usage estimates

[armcknight]

📜 Description

Extracted from #3187 for release to production.

💡 Motivation and Context

💚 How did you test it?

📝 Checklist

You have to check all boxes before merging:

• I reviewed the submitted code.
• I added tests to verify the changes.
• No new PII added or SDK only sends newly added PII if sendDefaultPII is enabled.
• I updated the docs if needed.
• Review from the native team if needed.
• No breaking change or entry added to the changelog.
• No breaking change for hybrid SDKs or communicated to hybrid SDKs.

🔮 Next steps

[github-actions]

	Messages
📖	Do not forget to update Sentry-docs with your feature once the pull request gets approved.

Generated by 🚫 dangerJS against f2e517e

[codecov]

Codecov Report

Merging #3217 (0c84886) into armcknight/test/ios-swift-additions (2543034) will increase coverage by 0.020%.
The diff coverage is 78.048%.

Additional details and impacted files

@@                            Coverage Diff                            @@
##           armcknight/test/ios-swift-additions     #3217       +/-   ##
=========================================================================
+ Coverage                               89.156%   89.176%   +0.020%     
=========================================================================
  Files                                      502       502               
  Lines                                    54076     54112       +36     
  Branches                                 19411     19419        +8     
=========================================================================
+ Hits                                     48212     48255       +43     
- Misses                                    4899      4998       +99     
+ Partials                                   965       859      -106     

Files Changed	Coverage Δ
Sources/Sentry/SentrySystemWrapper.mm	66.666% <57.142%> (-2.899%)	⬇️
Sources/Sentry/SentryMetricProfiler.mm	93.835% <88.888%> (-1.123%)	⬇️

... and 30 files with indirect coverage changes

---

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[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1229.45 ms	1251.29 ms	21.84 ms
Size	22.84 KiB	403.92 KiB	381.07 KiB

Baseline results on branch: armcknight/test/ios-swift-additions

Startup times

Revision	Plain	With Sentry	Diff
fbf1d89	1210.94 ms	1235.38 ms	24.44 ms

App size

Revision	Plain	With Sentry	Diff
fbf1d89	22.84 KiB	403.14 KiB	380.29 KiB

Previous results on branch: armcknight/feat/energy-metrics

Startup times

Revision	Plain	With Sentry	Diff
c721236	1227.88 ms	1245.36 ms	17.48 ms

App size

Revision	Plain	With Sentry	Diff
c721236	22.84 KiB	403.92 KiB	381.07 KiB

[brustolin]

LGTM