chore(internal): Refactor view hierarchy to be more hybrid SDK friendly

[krystofwoldrich]

📜 Description

Refactor the view hierarchy processor for hybrid SDKs use.

💡 Motivation and Context

• Add View Hierarchy sentry-react-native#2708 (comment)

💚 How did you test it?

With RN sample app

📝 Checklist

• I reviewed the submitted code
• I added tests to verify the changes
• I updated the docs if needed
• No breaking changes

🔮 Next steps

#skip-changelog

[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	307.62 ms	357.14 ms	49.52 ms
Size	1.73 MiB	2.33 MiB	622.45 KiB

Previous results on branch: chore-view-hierarchy-more-hybrid-sdk-friendly

Startup times

Revision	Plain	With Sentry	Diff
0b5447b	333.98 ms	415.86 ms	81.88 ms
a42ea83	302.02 ms	362.44 ms	60.42 ms
b0c0b38	328.18 ms	370.15 ms	41.97 ms
1b4791d	348.40 ms	376.16 ms	27.76 ms
4335f2b	341.87 ms	383.24 ms	41.37 ms

App size

Revision	Plain	With Sentry	Diff
0b5447b	1.73 MiB	2.33 MiB	622.45 KiB
a42ea83	1.73 MiB	2.33 MiB	622.45 KiB
b0c0b38	1.73 MiB	2.33 MiB	621.29 KiB
1b4791d	1.73 MiB	2.33 MiB	622.44 KiB
4335f2b	1.73 MiB	2.33 MiB	622.45 KiB

[codecov]

Codecov Report

Base: 80.12% // Head: 80.12% // Increases project coverage by +0.00% 🎉

Coverage data is based on head (f516692) compared to base (37e95ce).
Patch coverage: 100.00% of modified lines in pull request are covered.

❗ Current head f516692 differs from pull request most recent head 243952d. Consider uploading reports for the commit 243952d to get more accurate results

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #2492   +/-   ##
=========================================
  Coverage     80.12%   80.12%           
- Complexity     3913     3916    +3     
=========================================
  Files           321      321           
  Lines         14779    14783    +4     
  Branches       1950     1951    +1     
=========================================
+ Hits          11841    11845    +4     
  Misses         2170     2170           
  Partials        768      768           

Impacted Files	Coverage Δ
...ry/src/main/java/io/sentry/SentryEnvelopeItem.java	88.31% <100.00%> (-0.30%)	⬇️
...in/java/io/sentry/util/JsonSerializationUtils.java	95.45% <100.00%> (+2.59%)	⬆️

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[krystofwoldrich]

@markushi @romtsn I optimized what I know, but I'm unsure how to expose only the byte[] for the RN SDK.

• Add View Hierarchy sentry-react-native#2708 (comment)

[krystofwoldrich]

@markushi As we discussed, I've extracted the serialization into a separate method.
ac751e1 (#2492)

[markushi]

Nice one, looks good to me!

[markushi]

LGTM!