compiler: workaround babel issue with html entity escaping

Babel doesn't seem to properly preserve escaping of HTML entities when emitting JSX text children, so this commit works around the issue by emitting a JsxExpressionContainer for JSX children that contain ">", "<", or "&" characters.

Closes #29100

ghstack-source-id: 2d0622397cc067c6336f3635073e07daef854084
Pull Request resolved: https://github.com/facebook/react/pull/29143