device property: fix fwnode_graph_get_next_endpoint() documentation

Sync documentation with code.

Fixes: 07bb80d4 (device property: Add support for remote endpoints)
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/base/property.c

@@ -864,7 +864,7 @@ int fwnode_irq_get(struct fwnode_handle *fwnode, unsigned int index)
 EXPORT_SYMBOL(fwnode_irq_get);
 
 /**
- * device_graph_get_next_endpoint - Get next endpoint firmware node
+ * fwnode_graph_get_next_endpoint - Get next endpoint firmware node
  * @fwnode: Pointer to the parent firmware node
  * @prev: Previous endpoint node or %NULL to get the first
  *