feat(v9): Remove deprecated setExtraValue

[noahsmartin]

This removes a deprecated function from V9

#skip-changelog

[github-actions]

	Messages
📖	Do not forget to update Sentry-docs with your feature once the pull request gets approved.

Generated by 🚫 dangerJS against 6d71f9d

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.664%. Comparing base (1a34ddc) to head (6d71f9d).
⚠️ Report is 5 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@              Coverage Diff              @@
##              main     #5864       +/-   ##
=============================================
+ Coverage   86.528%   86.664%   +0.135%     
=============================================
  Files          423       423               
  Lines        36574     36587       +13     
  Branches     15697     17330     +1633     
=============================================
+ Hits         31647     31708       +61     
+ Misses        4885      4835       -50     
- Partials        42        44        +2     

Files with missing lines	Coverage Δ
Sources/Sentry/SentryScope.m	97.091% <ø> (ø)
Sources/Sentry/SentrySpan.m	97.701% <ø> (ø)

... and 20 files with indirect coverage changes

---

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[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1210.49 ms	1230.85 ms	20.36 ms
Size	23.75 KiB	919.91 KiB	896.16 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
650d802	1231.86 ms	1255.64 ms	23.78 ms
2a9a505	1221.49 ms	1238.49 ms	17.00 ms
be6a4ee	1226.33 ms	1249.77 ms	23.44 ms
736bcfb	1229.86 ms	1249.59 ms	19.73 ms
45482a6	1225.88 ms	1254.27 ms	28.39 ms
ccf1278	1226.84 ms	1248.51 ms	21.67 ms
51b7dd3	1235.06 ms	1258.21 ms	23.15 ms
f37e3fe	1230.24 ms	1254.51 ms	24.27 ms
701b301	1226.10 ms	1245.57 ms	19.47 ms
94a6b1a	1213.39 ms	1231.55 ms	18.17 ms

App size

Revision	Plain	With Sentry	Diff
650d802	23.74 KiB	913.13 KiB	889.39 KiB
2a9a505	23.75 KiB	874.46 KiB	850.71 KiB
be6a4ee	23.75 KiB	913.14 KiB	889.39 KiB
736bcfb	23.74 KiB	891.02 KiB	867.28 KiB
45482a6	23.75 KiB	919.91 KiB	896.16 KiB
ccf1278	23.75 KiB	877.15 KiB	853.40 KiB
51b7dd3	23.75 KiB	913.26 KiB	889.52 KiB
f37e3fe	23.75 KiB	919.70 KiB	895.95 KiB
701b301	23.75 KiB	867.16 KiB	843.41 KiB
94a6b1a	23.75 KiB	902.48 KiB	878.74 KiB

Previous results on branch: removeDeprecatedSpanV9

Startup times

Revision	Plain	With Sentry	Diff
1322334	1233.04 ms	1249.02 ms	15.98 ms
8708980	1214.41 ms	1245.45 ms	31.04 ms
5b555af	1223.71 ms	1252.31 ms	28.60 ms

App size

Revision	Plain	With Sentry	Diff
1322334	23.75 KiB	920.74 KiB	896.99 KiB
8708980	23.75 KiB	919.91 KiB	896.16 KiB
5b555af	23.75 KiB	913.64 KiB	889.89 KiB

[philprime]

LGTM