Share-bracket icon
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## Icon Request

Lately a new type of icon for "sharing" has been gaining a lot of traction, I see it on more and more sites, for example Twitter, Reddit... I think it would be a great addition to include.

* Icon name: share-bracket
* Tags of this icon: System, sharing
* Use case: Share button
* Screenshots of similar icons:

![Screenshot 2023-08-08 150748](https://github.com/Remix-Design/RemixIcon/assets/15818451/fa803ed1-c194-4f08-87bd-7ccf2fa73068)

![Screenshot 2023-08-08 150933](https://github.com/Remix-Design/RemixIcon/assets/15818451/dab42b90-0ff8-4eac-90ce-4fcc1583bf5d)