message: Fix fullwidth character crash on resize
  Fixes
diff: @@ -792,7 +792,7 @@ impl<T> Term<T> {
  // Remove wide char and spacer.
  let wide = cursor_cell.flags.contains(Flags::WIDE_CHAR);
  let point = self.grid.cursor.point;
  - if wide && point.column <= self.last_column() {
  + if wide && point.column < self.last_column() {
  self.grid[point.line][point.column + 1].flags.remove(Flags::WIDE_CHAR_SPACER);
  } else if point.column > 0 {
  self.grid[point.line][point.column - 1].clear_wide();
  