NoOpLoggerProvider has no force_flush in exit callback

[JC3]

Describe your environment Python 3.11, macOS Ventura

Steps to reproduce

1. Create a LoggingHandler without providing a logger_provider, use it, and log a message.
2. Run program

What is the expected behavior?

A clean exit.

What is the actual behavior?

Exception ignored in atexit callback: <function shutdown at 0x104e3ec00>
Traceback (most recent call last):
  File "/opt/homebrew/Cellar/[email protected]/3.11.6_1/Frameworks/Python.framework/Versions/3.11/lib/python3.11/logging/__init__.py", line 2192, in shutdown
    h.flush()
  File "/Users/pro2023/pyenv-otel/lib/python3.11/site-packages/opentelemetry/sdk/_logs/_internal/__init__.py", line 548, in flush
    self._logger_provider.force_flush()
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AttributeError: 'NoOpLoggerProvider' object has no attribute 'force_flush'

[iurisilvio]

PR open with the fix.