fix: adjust dark mode color scheme - WPB-22723

[SyamalaHari]

WPB-22723 [iOS] Adjust dark mode color scheme

Issue

Updated Dark theme colours as per the following link
https://www.figma.com/design/sOAbcd6UVtlZ5ejK4BoEvX/iOS?node-id=13252-50363&t=lbRWvFGTfedJnS9G-0

Testing

please test corresponding to Schwarz chat bubbles implementation mentioned in the

https://www.figma.com/design/sOAbcd6UVtlZ5ejK4BoEvX/iOS?node-id=13252-50363&t=lbRWvFGTfedJnS9G-0

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Checklist

• Title contains a reference JIRA issue number like [WPB-XXX].
• Description is filled and free of optional paragraphs.
• Adds/updates automated tests.

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UI accessibility checklist

If your PR includes UI changes, please utilize this checklist:

• Make sure you use the API for UI elements that support large fonts.
• All colors are taken from WireDesign.ColorTheme or constructed using WireDesign.BaseColorPalette.
• New UI elements have Accessibility strings for VoiceOver.

[github-actions]

Test Results

2 027 tests   1 999 ✅  3m 6s ⏱️
  342 suites     28 💤
    2 files        0 ❌

Results for commit 1f10324.

♻️ This comment has been updated with latest results.

Summary: workflow run #21900579828
Allure report (download zip): html-report-27748-fix_WPB-22723---Adjust-dark-mode-color-scheme

[datadog-wireapp]

✅ Tests

🎉 All green!

❄️ No new flaky tests detected
🧪 All tests passed

_{This comment will be updated automatically if new data arrives.
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[netbe]

LGTM:)

[netbe]

Test Results

2 027 tests   1 971 ✅  4m 4s ⏱️   342 suites     28 💤     2 files       28 ❌

For more details on these failures, see this check.

Results for commit 842e9c8.

Summary: workflow run #21867894395 Allure report (download zip): html-report-27720-fix_WPB-22723---Adjust-dark-mode-color-scheme

there seems to have some snapshots tests to update @SyamalaHari

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[samwyndham]

question: Is the new snapshot test what it should look like for dark mode or light mode?

[SyamalaHari]

Font color and background colour are updated for both dark mode and light mode