fix(ios): cocoa-v9: Fix _SentryPrivate module issue

[antonis]

📢 Type of change

• Bugfix
• New feature
• Enhancement
• Refactoring

📜 Description

💡 Motivation and Context

💚 How did you test it?

📝 Checklist

• I added tests to verify 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.
• All tests passing
• No breaking changes

🔮 Next steps

#skip-changelog

[github-actions]

Android (legacy) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	411.64 ms	446.80 ms	35.17 ms
Size	43.75 MiB	48.07 MiB	4.32 MiB

[github-actions]

Android (new) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	367.90 ms	392.20 ms	24.30 ms
Size	43.94 MiB	48.90 MiB	4.96 MiB

[github-actions]

iOS (legacy) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1212.47 ms	1218.19 ms	5.72 ms
Size	3.41 MiB	4.74 MiB	1.33 MiB

[github-actions]

iOS (new) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1207.21 ms	1199.44 ms	-7.76 ms
Size	3.41 MiB	4.74 MiB	1.33 MiB

[antonis]

Closing in favor of #5456