Fix syntax error in type declaration
Fix syntax error in type declaration

kiejo/prosemirror,salzhrani/prosemirror,salzhrani/prosemirror,kiejo/prosemirror,tzuhsiulin/prosemirror,adrianheine/prosemirror,salzhrani/prosemirror,tzuhsiulin/prosemirror,tzuhsiulin/prosemirror,kiejo/prosemirror,mattberkowitz/prosemirror,adrianheine/prosemirror,adrianheine/prosemirror,mattberkowitz/prosemirror