Add options to customize UserFeedback error messages

[itaybre]

Adds customization to error messages in user feedback.

Closes: #4720

Closes #6824

[github-actions]

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

Generated by 🚫 dangerJS against a9b1479

[codecov]

❌ 2 Tests Failed:

Tests completed	Failed	Passed	Skipped
3967	2	3965	25

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

iOS_Swift_UITests.UserFeedbackUITests::testSubmitWithNoFieldsFilledAllRequired

Stack Traces | 0s run time

.../iOS-Swift/iOS-Swift-UITests/UserFeedbackUITests.swift:444 - XCTAssertTrue failed

iOS_Swift_UITests.UserFeedbackUITests::testSubmitWithNoFieldsFilledEmailAndMessageRequired

Stack Traces | 0s run time

.../iOS-Swift/iOS-Swift-UITests/UserFeedbackUITests.swift:417 - XCTAssertTrue failed

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[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1226.25 ms	1260.19 ms	33.94 ms
Size	24.15 KiB	1.02 MiB	1016.05 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
ee1f2ca	1227.47 ms	1251.58 ms	24.12 ms
0759f32	1237.10 ms	1257.35 ms	20.25 ms
11853e6	1220.37 ms	1252.83 ms	32.46 ms
c6c1cb7	1235.71 ms	1263.80 ms	28.08 ms
7bd90de	1233.48 ms	1249.47 ms	15.99 ms
b9ceffb	1222.57 ms	1247.96 ms	25.39 ms
2fc1ea5	1236.23 ms	1246.79 ms	10.56 ms
837f5e4	1231.20 ms	1265.47 ms	34.27 ms
cd9727b	1236.04 ms	1254.41 ms	18.37 ms
debf3e9	1227.45 ms	1235.71 ms	8.26 ms

App size

Revision	Plain	With Sentry	Diff
ee1f2ca	24.15 KiB	1.01 MiB	1015.24 KiB
0759f32	23.75 KiB	880.20 KiB	856.46 KiB
11853e6	23.75 KiB	1.01 MiB	1016.04 KiB
c6c1cb7	23.75 KiB	928.15 KiB	904.40 KiB
7bd90de	23.75 KiB	933.33 KiB	909.58 KiB
b9ceffb	23.75 KiB	969.07 KiB	945.32 KiB
2fc1ea5	23.75 KiB	1.02 MiB	1016.53 KiB
837f5e4	23.75 KiB	1.01 MiB	1016.25 KiB
cd9727b	23.75 KiB	879.25 KiB	855.51 KiB
debf3e9	23.75 KiB	1.01 MiB	1006.46 KiB

Previous results on branch: itay/customizable_error_messages_user_feedback

Startup times

Revision	Plain	With Sentry	Diff
0a4f9de	1226.93 ms	1257.07 ms	30.14 ms

App size

Revision	Plain	With Sentry	Diff
0a4f9de	24.15 KiB	1.02 MiB	1016.05 KiB

[philipphofmann]

LGTM

[philipphofmann]

m: That's actually a feature.