meta: Bump Sentry-cocoa dependency to 8.54.1-alpha.2

[itaybre]

PR to test building for iOS on old xcode versions

[github-actions]

	Fails
🚫	Please consider adding a changelog entry for the next release.

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## Unreleased

- Bump Sentry-cocoa dependency to 8.54.1-alpha.2 ([#5078](https://github.com/getsentry/sentry-react-native/pull/5078))

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Generated by 🚫 dangerJS against 522c496

[github-actions]

Android (legacy) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	470.58 ms	478.98 ms	8.39 ms
Size	17.75 MiB	20.15 MiB	2.41 MiB

[github-actions]

Android (new) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	380.33 ms	439.06 ms	58.73 ms
Size	7.15 MiB	8.42 MiB	1.27 MiB

[github-actions]

iOS (legacy) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1218.53 ms	1226.32 ms	7.79 ms
Size	2.63 MiB	3.86 MiB	1.22 MiB

[github-actions]

iOS (new) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1229.71 ms	1234.96 ms	5.24 ms
Size	3.19 MiB	4.42 MiB	1.23 MiB

[antonis]

I'm closing this since the changes have been merged with chore(deps): update Cocoa SDK to v8.55.1. Feel free to reopen if needed.
Thank you for all the help with the Cocoa bump 🙇