fix entrypoint

Author: aabmass

opentelemetry-exporter-gcp-logging/setup.cfg

@@ -38,7 +38,7 @@ where = src
 test =
 
 [options.entry_points]
-opentelemetry_metrics_exporter =
+opentelemetry_logs_exporter =
     gcp_logging = opentelemetry.exporter.cloud_logging:CloudLoggingExporter
 opentelemetry_environment_variables =
     gcp_logging = opentelemetry.exporter.cloud_logging.environment_variables