docs: mention jsx: react with ssr enabled

[treboryx]

Thought I'd save you the trouble. Thanks by the way!

related to #68

[eidellev]

Much appreciated!

[github-actions[bot]]

:tada: This PR is included in version 6.2.1 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: