feat: [PBE-1477] - User block feature

[itsmeadi]

CLA

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

Description of the changes, What, Why and How?

Added SDK support for use blocking feature

Changelog

[github-actions]

Size Change: +1.08 kB (+0.29%)

Total Size: 370 kB

Filename	Size	Change
dist/browser.es.js	80 kB	+245 B (+0.31%)
dist/browser.full-bundle.min.js	48.3 kB	+91 B (+0.19%)
dist/browser.js	81 kB	+249 B (+0.31%)
dist/index.es.js	80 kB	+245 B (+0.31%)
dist/index.js	81.1 kB	+249 B (+0.31%)

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