fix: UIWindow being possibly accessed from a background thread in SentryCrashWrapper

[itaybre]

Under some scenarios, calling addBreadcrumb in the background, may en up in SentryCrashWrapper using UIWindows in the background thread.
Since all we need is the window's size, this is enough.

Closes: #5424

[linear]

COCOA-422 Dispatch access of UIWindow screen to main thread in SentryCrashWrapper

[codecov]

Codecov Report

❌ Patch coverage is 68.75000% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 84.931%. Comparing base (5bc23b4) to head (6929b4d).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
...ces/Swift/Helper/SentryApplicationExtensions.swift	72.727%	3 Missing ⚠️
Sources/Swift/SentryCrash/SentryCrashWrapper.swift	50.000%	2 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##              main     #6905       +/-   ##
=============================================
+ Coverage   84.928%   84.931%   +0.002%     
=============================================
  Files          453       453               
  Lines        27609     27621       +12     
  Branches     12123     12127        +4     
=============================================
+ Hits         23448     23459       +11     
+ Misses        4116      4114        -2     
- Partials        45        48        +3     

Files with missing lines	Coverage Δ
...rces/Sentry/SentryDependencyContainerSwiftHelper.m	68.421% <100.000%> (+1.754%)	⬆️
Sources/Swift/SentryCrash/SentryCrashWrapper.swift	94.405% <50.000%> (-1.399%)	⬇️
...ces/Swift/Helper/SentryApplicationExtensions.swift	22.935% <72.727%> (+5.588%)	⬆️

... and 6 files with indirect coverage changes

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[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1230.11 ms	1262.27 ms	32.16 ms
Size	24.14 KiB	1.01 MiB	1013.66 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
48e5c8a	1223.02 ms	1242.38 ms	19.35 ms
8fd192f	1202.10 ms	1220.19 ms	18.09 ms
5200f5b	1231.73 ms	1254.35 ms	22.62 ms
f8cad3c	1217.94 ms	1257.96 ms	40.02 ms
abe8da4	1232.98 ms	1259.12 ms	26.14 ms
4be5cd8	1222.35 ms	1251.43 ms	29.07 ms
af7a86c	1220.82 ms	1243.36 ms	22.54 ms
52f3b6e	1219.57 ms	1239.70 ms	20.13 ms
ebc72be	1221.24 ms	1249.66 ms	28.42 ms
1339919	1214.82 ms	1238.98 ms	24.16 ms

App size

Revision	Plain	With Sentry	Diff
48e5c8a	23.75 KiB	913.63 KiB	889.88 KiB
8fd192f	23.74 KiB	872.75 KiB	849.01 KiB
5200f5b	23.75 KiB	933.33 KiB	909.58 KiB
f8cad3c	23.75 KiB	1.01 MiB	1016.13 KiB
abe8da4	23.75 KiB	987.95 KiB	964.21 KiB
4be5cd8	23.75 KiB	980.80 KiB	957.06 KiB
af7a86c	23.74 KiB	926.65 KiB	902.90 KiB
52f3b6e	23.75 KiB	920.54 KiB	896.79 KiB
ebc72be	23.75 KiB	908.22 KiB	884.47 KiB
1339919	23.75 KiB	919.70 KiB	895.95 KiB

Previous results on branch: itay/cocoa-422-dispatch-access-of-uiwindow-screen-to-main-thread-in

Startup times

Revision	Plain	With Sentry	Diff
3deba3b	1210.61 ms	1245.51 ms	34.90 ms

App size

Revision	Plain	With Sentry	Diff
3deba3b	24.14 KiB	1.01 MiB	1013.52 KiB