message: Fix single column block selection
  Fixes
diff: @@ -248,7 +248,7 @@ impl Selection {
  let (start_side, end_side) = match self.ty {
  SelectionType::Block
  if start.column > end.column
  - || (start.column == end.column && start.line < end.line) =>
  + || (start.column == end.column && start.line > end.line) =>
  {
  (Side::Right, Side::Left)
  },
  