ref: Convert SentryViewHierarchyProvider to Swift

[noahsmartin]

WIP

#skip-changelog

Closes #6158

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.719%. Comparing base (8745cc0) to head (4467c9a).
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@              Coverage Diff              @@
##              main     #6150       +/-   ##
=============================================
+ Coverage   86.489%   86.719%   +0.229%     
=============================================
  Files          435       436        +1     
  Lines        37046     37077       +31     
  Branches     15802     17400     +1598     
=============================================
+ Hits         32041     32153      +112     
+ Misses        4966      4879       -87     
- Partials        39        45        +6     

Files with missing lines	Coverage Δ
Sources/Sentry/PrivateSentrySDKOnly.m	23.786% <ø> (ø)
Sources/Sentry/SentryDependencyContainer.m	89.495% <ø> (ø)
Sources/Sentry/SentryViewHierarchyIntegration.m	100.000% <ø> (ø)
Sources/Sentry/SentryViewHierarchyProviderHelper.m	100.000% <100.000%> (ø)
...rces/Swift/Tools/SentryViewHierarchyProvider.swift	100.000% <100.000%> (ø)

... and 22 files with indirect coverage changes

---

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[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1228.17 ms	1260.60 ms	32.43 ms
Size	23.74 KiB	972.96 KiB	949.22 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
00d9740	1223.53 ms	1249.75 ms	26.22 ms
d3e7aa6	1226.06 ms	1248.87 ms	22.81 ms
9080e6c	1221.17 ms	1247.87 ms	26.71 ms
e3767a1	1224.20 ms	1257.16 ms	32.96 ms
4bf98bf	1219.13 ms	1244.50 ms	25.38 ms
7c7ac56	1225.90 ms	1250.22 ms	24.33 ms
0b6776b	1230.18 ms	1262.06 ms	31.88 ms
db9572a	1223.13 ms	1241.60 ms	18.47 ms
162cd7f	1230.59 ms	1256.76 ms	26.16 ms
6ee4973	1228.42 ms	1252.26 ms	23.84 ms

App size

Revision	Plain	With Sentry	Diff
00d9740	23.75 KiB	938.32 KiB	914.57 KiB
d3e7aa6	23.75 KiB	913.16 KiB	889.41 KiB
9080e6c	23.75 KiB	926.80 KiB	903.05 KiB
e3767a1	23.75 KiB	913.14 KiB	889.39 KiB
4bf98bf	23.75 KiB	919.70 KiB	895.95 KiB
7c7ac56	23.75 KiB	902.49 KiB	878.74 KiB
0b6776b	23.75 KiB	968.23 KiB	944.49 KiB
db9572a	23.75 KiB	858.64 KiB	834.89 KiB
162cd7f	23.75 KiB	908.39 KiB	884.64 KiB
6ee4973	23.75 KiB	896.53 KiB	872.79 KiB

Previous results on branch: viewHierarchySwift

Startup times

Revision	Plain	With Sentry	Diff
7d3181a	1220.55 ms	1253.02 ms	32.47 ms
025f72e	1208.65 ms	1233.69 ms	25.04 ms
701652c	1231.52 ms	1254.45 ms	22.93 ms
ebfd1a0	1235.06 ms	1253.19 ms	18.13 ms

App size

Revision	Plain	With Sentry	Diff
7d3181a	23.75 KiB	971.21 KiB	947.46 KiB
025f72e	23.74 KiB	972.96 KiB	949.21 KiB
701652c	23.74 KiB	972.96 KiB	949.22 KiB
ebfd1a0	23.74 KiB	971.03 KiB	947.28 KiB