message: Add Rust's INNER_LINE_DOC to reflow list
  See
diff: @@ -872,6 +872,7 @@ class ActionVisualReflowParagraph extends BaseOperator {
  { singleLine: false, start: '/*', inner: '*', final: '*/' },
  { singleLine: false, start: '{-', inner: '-', final: '-}' },
  { singleLine: true, start: '///' },
  + { singleLine: true, start: '//!' },
  { singleLine: true, start: '//' },
  { singleLine: true, start: '--' },
  { singleLine: true, start: '#' },
  