PCI: Fix typos in docs and comments

Fix typos in docs and comments.

Link: https://lore.kernel.org/r/20230824193712.542167-11-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 31fb02f..deb5286 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -2136,7 +2136,7 @@ static void pci_configure_relaxed_ordering(struct pci_dev *dev)
 {
 	struct pci_dev *root;
 
-	/* PCI_EXP_DEVICE_RELAX_EN is RsvdP in VFs */
+	/* PCI_EXP_DEVCTL_RELAX_EN is RsvdP in VFs */
 	if (dev->is_virtfn)
 		return;