Update logger level to NOTSET in logs example

Author: hectorhdzg

docs/examples/logs/example.py

@@ -33,6 +33,9 @@
 logger_provider.add_log_record_processor(BatchLogRecordProcessor(exporter))
 handler = LoggingHandler(level=logging.NOTSET, logger_provider=logger_provider)
 
+# Set the root logger level to NOTSET to ensure all messages are captured
+logging.getLogger().setLevel(logging.NOTSET)
+
 # Attach OTLP handler to root logger
 logging.getLogger().addHandler(handler)