feat: Horizontal scroll support for suggested replies

[chohongm]

Fixes: AC-1727

Docs

https://sendbird.atlassian.net/wiki/spaces/SDK/pages/2336523995/Meeting+note+-+Horizontal+Suggested+Replies+-+240422

Figma

https://www.figma.com/file/SVbXU00FhjztekD8AiVukK/UIKit_Work-file_React?node-id=2440%3A6306&mode=dev

Changelogs

Features

• Added suggestedRepliesDirection global option which serves as vertical/horizontal scroll option for SuggestedReplies
  • How to use?

  <App
    appId={appId}
    userId={userId}
    uikitOptions={{
      groupChannel: {
        // Below turns on the `SuggestedReplies` feature (see v3.8.0 release changelog). Default value is false.
        enableSuggestedReplies: true,
        // Below changes scroll direction from horizontal to vertical.
        suggestedRepliesDirection: 'vertical'
      }
    }}
  />

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[bang9]

could you rebase the branch? (resolve conflicts)
could you update the label?

[bang9]

lgtm!