fix(pubsub): Remove all ReaderGroups and WriterGroups in UA_PubSubManager_delete
fix(pubsub): Remove all ReaderGroups and WriterGroups in UA_PubSubManager_delete

jpfr/open62541,open62541/open62541,open62541/open62541,open62541/open62541,JGrothoff/open62541,jpfr/open62541,JGrothoff/open62541,jpfr/open62541,JGrothoff/open62541,JGrothoff/open62541,jpfr/open62541,open62541/open62541