ref: Convert SentryViewHierarchyProvider to Swift

[noahsmartin]

Converts SentryViewHierarchyProvider to Swift

#skip-changelog

Closes #6158

[codecov]

❌ 1 Tests Failed:

Tests completed	Failed	Passed	Skipped
3934	1	3933	52

View the top 2 failed test(s) by shortest run time

SentryTests.SentryNetworkTrackerIntegrationTests::testGetRequest_SpanCreatedAndBaggageHeaderAdded

Stack Traces | 0s run time

.../Performance/Network/SentryNetworkTrackerIntegrationTests.swift:176 - Asynchronous wait failed: Exceeded timeout of 5 seconds, with unfulfilled expectations: "Request completed".

iOS_Swift_UITests.UserFeedbackUITests::testAddingScreenshots

Stack Traces | 0s run time

.../iOS-Swift/iOS-Swift-UITests/UserFeedbackUITests.swift:670 - XCTUnwrap failed: expected non-nil value of type "String"

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[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1235.77 ms	1265.35 ms	29.58 ms
Size	23.75 KiB	980.05 KiB	956.31 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
be8375a	1212.65 ms	1239.72 ms	27.08 ms
f5666e7	1227.08 ms	1260.18 ms	33.10 ms
3133d0e	1237.86 ms	1262.87 ms	25.01 ms
588dd7c	1235.11 ms	1241.76 ms	6.65 ms
48e5c8a	1223.02 ms	1242.38 ms	19.35 ms
18be519	1241.22 ms	1260.57 ms	19.35 ms
effeafa	1225.88 ms	1249.78 ms	23.90 ms
e3ebff3	1223.47 ms	1249.27 ms	25.80 ms
5cfc768	1220.74 ms	1245.06 ms	24.32 ms
61414e8	1225.49 ms	1254.28 ms	28.79 ms

App size

Revision	Plain	With Sentry	Diff
be8375a	23.75 KiB	933.03 KiB	909.28 KiB
f5666e7	23.75 KiB	963.18 KiB	939.43 KiB
3133d0e	23.74 KiB	976.79 KiB	953.04 KiB
588dd7c	23.75 KiB	938.33 KiB	914.58 KiB
48e5c8a	23.75 KiB	913.63 KiB	889.88 KiB
18be519	23.75 KiB	926.64 KiB	902.90 KiB
effeafa	23.74 KiB	926.64 KiB	902.89 KiB
e3ebff3	23.75 KiB	878.48 KiB	854.73 KiB
5cfc768	23.75 KiB	850.73 KiB	826.98 KiB
61414e8	23.75 KiB	867.69 KiB	843.94 KiB

Previous results on branch: viewHierarchySwift

Startup times

Revision	Plain	With Sentry	Diff
0ecc502	1228.17 ms	1260.60 ms	32.43 ms
ebfd1a0	1235.06 ms	1253.19 ms	18.13 ms
025f72e	1208.65 ms	1233.69 ms	25.04 ms
701652c	1231.52 ms	1254.45 ms	22.93 ms
7d3181a	1220.55 ms	1253.02 ms	32.47 ms
05ec4e5	1213.82 ms	1235.57 ms	21.76 ms

App size

Revision	Plain	With Sentry	Diff
0ecc502	23.74 KiB	972.96 KiB	949.22 KiB
ebfd1a0	23.74 KiB	971.03 KiB	947.28 KiB
025f72e	23.74 KiB	972.96 KiB	949.21 KiB
701652c	23.74 KiB	972.96 KiB	949.22 KiB
7d3181a	23.75 KiB	971.21 KiB	947.46 KiB
05ec4e5	23.75 KiB	972.95 KiB	949.21 KiB

[philprime]

Good progress, almost LGTM

[noahsmartin]

Thanks @philprime this is ready for a second look whenever you get a chance

[philprime]

LGTM