Fix delta_sync enable= startup message to use updated config option name 'enabled' (#3929)
Fix delta_sync enable= startup message to use updated config option name 'enabled' (#3929)


couchbaselabs/sync_gateway,couchbaselabs/sync_gateway,ceejatec/sync_gateway,ceejatec/sync_gateway,couchbaselabs/sync_gateway,ceejatec/sync_gateway,couchbaselabs/sync_gateway,ceejatec/sync_gateway