[geoclue-provider-mlsdb] Export plugin main() symbol for invoker. Contributes to JB#34847
[geoclue-provider-mlsdb] Export plugin main() symbol for invoker. Contributes to JB#34847

Nokius/geoclue-providers-mlsdb,mer-hybris/geoclue-providers-mlsdb,mer-hybris/geoclue-providers-mlsdb