feat: support CampaignSenderMode

[kanat]

Backend PR

• https://github.com/GetStream/chat/pull/7756

CLA

• I have signed the Stream CLA (required).
• Code changes are tested

Description of the changes, What, Why and How?

Changelog

[github-actions]

Size Change: +101 B (+0.02%)

Total Size: 463 kB

Filename	Size	Change
dist/browser.es.js	101 kB	+21 B (+0.02%)
dist/browser.full-bundle.min.js	57 kB	+15 B (+0.03%)
dist/browser.js	102 kB	+22 B (+0.02%)
dist/index.es.js	101 kB	+21 B (+0.02%)
dist/index.js	102 kB	+22 B (+0.02%)

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