ref: Convert SentryUIEventTrackingIntegration to swift

[itaybre]

📜 Description

• Converts SentryUIEventTrackingIntegration to Swift
• Removes old ObjC files and imports

💡 Motivation and Context

💚 How did you test it?

📝 Checklist

You have to check all boxes before merging:

• 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.
• I updated the wizard 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.

#skip-changelog

Closes #7273

[linear]

COCOA-991 Refactor `SentryUIEventTrackingIntegration.m` in Swift

[github-actions]

Semver Impact of This PR

🟢 Patch (bug fixes)

📋 Changelog Preview

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.044%. Comparing base (86b8951) to head (fe707bc).
⚠️ Report is 2 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@              Coverage Diff              @@
##              main     #7272       +/-   ##
=============================================
+ Coverage   85.011%   85.044%   +0.032%     
=============================================
  Files          471       471               
  Lines        28375     28397       +22     
  Branches     12461     12464        +3     
=============================================
+ Hits         24122     24150       +28     
+ Misses        4204      4197        -7     
- Partials        49        50        +1     

Files with missing lines	Coverage Δ
Sources/Sentry/SentryBaseIntegration.m	70.666% <ø> (-4.017%)	⬇️
Sources/Sentry/SentrySDKInternal.m	84.120% <ø> (-0.068%)	⬇️
Sources/Swift/Core/Integrations/Integrations.swift	100.000% <100.000%> (ø)
...entTracking/SentryUIEventTrackingIntegration.swift	100.000% <100.000%> (ø)
Sources/Swift/SentryDependencyContainer.swift	96.491% <100.000%> (+0.127%)	⬆️

... and 10 files with indirect coverage changes

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[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1191.91 ms	1212.29 ms	20.38 ms
Size	24.14 KiB	1.08 MiB	1.06 MiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
83bf9af	1213.30 ms	1234.18 ms	20.89 ms
5d67f5d	1225.33 ms	1262.76 ms	37.43 ms
e01eafa	1223.36 ms	1252.43 ms	29.07 ms
86b8951	1211.20 ms	1247.92 ms	36.72 ms
9a0a3cd	1220.85 ms	1243.69 ms	22.83 ms
e701dc8	1215.89 ms	1254.06 ms	38.17 ms
fd24b7c	1222.39 ms	1259.67 ms	37.28 ms
013fd4d	1216.02 ms	1242.16 ms	26.14 ms
0d145c3	1224.04 ms	1255.34 ms	31.30 ms
37bc095	1210.00 ms	1242.69 ms	32.69 ms

App size

Revision	Plain	With Sentry	Diff
83bf9af	24.14 KiB	1.04 MiB	1.02 MiB
5d67f5d	24.14 KiB	1.06 MiB	1.04 MiB
e01eafa	24.14 KiB	1.07 MiB	1.04 MiB
86b8951	24.14 KiB	1.08 MiB	1.06 MiB
9a0a3cd	24.14 KiB	1.08 MiB	1.06 MiB
e701dc8	24.14 KiB	1.06 MiB	1.04 MiB
fd24b7c	24.14 KiB	1.07 MiB	1.04 MiB
013fd4d	24.14 KiB	1.04 MiB	1.02 MiB
0d145c3	24.14 KiB	1.07 MiB	1.05 MiB
37bc095	24.14 KiB	1.06 MiB	1.04 MiB

[noahsmartin]

Why does this need to be a function in the dependency container? It's not really a dependency in the typical sense if you're creating a new instance each time. Seems like it would be cleaner to create in-line in the integration class