Commit:
f110711a60 ("irqdomain: Convert irqdomain-%3Eof_node to fwnode")
converted of_node field to fwnode, but didn't update its comments.
Update it.
Fixes: f110711a60 ("irqdomain: Convert irqdomain-%3Eof_node to fwnode")
Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>