feat(Checkbox): allow multi-line labels in checkboxes

[d3m1d0v]

To enable multi-line labels in checkboxes pass the multiline: true parameter, and update @diplodoc/transform to v4.66.0 or higher.

const editor = useMarkdownEditor({
  wysiwygConfig: {
    extensionOptions: {
      checkbox: {multiline: true},
    },
  },
});

[gravity-ui]

[gravity-ui]