fix(surveys): whitelabel, input radio grouping, and auto text color bugs

[liyiy]

Changes

Fixes:

1. Whitelabel was not applying to all questions for multiple question surveys
2. Surveys with multiple questions that were of the single choice type was not working because the radio inputs were not grouped per question
3. Auto text color wasn't working for thank you box

Checklist

• Tests for new code (see advice on the tests we use)
• Accounted for the impact of any changes across different browsers

[github-actions]

Size Change: +85 B (0%)

Total Size: 719 kB

Filename	Size	Change
dist/surveys.js	39.7 kB	+85 B (0%)

ℹ️ View Unchanged

Filename	Size
dist/array.full.js	172 kB
dist/array.js	114 kB
dist/es.js	114 kB
dist/exception-autocapture.js	12 kB
dist/module.js	114 kB
dist/recorder-v2.js	95 kB
dist/recorder.js	58.3 kB

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