feat: implement queryReactions

[guerinoni]

CLA

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

Description of the changes, What, Why and How?

This is a new endpoint for querying reactions on a message based on msg_id. You can filter by:

• user_id
• type

[github-actions[bot]]

Size Change: +1.03 kB (0%)

Total Size: 367 kB

Filename	Size	Change
dist/browser.es.js	79.2 kB	+259 B (0%)
dist/browser.full-bundle.min.js	47.9 kB	+76 B (0%)
dist/browser.js	80.2 kB	+219 B (0%)
dist/index.es.js	79.2 kB	+260 B (0%)
dist/index.js	80.3 kB	+217 B (0%)

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