message: Fix Checkpoint docstring typos. restore->read
diff: @@ -1994,7 +1994,7 @@ class Checkpoint(tracking.AutoTrackable):
  return file_path
  def read(self, save_path, options=None):
  - """Read a training checkpoint written with `write`.
  + """Reads a training checkpoint written with `write`.
  Reads this `Checkpoint` and any objects it depends on.
  @@ -2017,7 +2017,7 @@ class Checkpoint(tracking.AutoTrackable):
  # With restore() assert_consumed() would have failed.
  checkpoint.read(path).assert_consumed()
  - # You can also pass options to restore(). For example this
  + # You can also pass options to read(). For example this
  # runs the IO ops on the localhost:
  options = tf.CheckpointOptions(experimental_io_device="/job:localhost")
  checkpoint.read(path, options=options)
  @@ -2035,7 +2035,7 @@ class Checkpoint(tracking.AutoTrackable):
  return self._saver.restore(save_path=save_path, options=options)
  def restore(self, save_path, options=None):
  - """Restore a training checkpoint.
  + """Restores a training checkpoint.
  Restores this `Checkpoint` and any objects it depends on.
  