message: Fix bullet list in docstring.
diff: @@ -46,8 +46,11 @@ def set_verbosity(level, alsologtostdout=False):
  more in-depth debugging.
  There are two controls that control the logging verbosity:
  +
  * The `set_verbosity` function
  +
  * The `AUTOGRAPH_VERBOSITY` environment variable
  +
  `set_verbosity` takes precedence over the environment variable.
  For example:
  