driver core: fix up missed scsi/cxlflash class.devnode() conversion.

Fixes: ff62b8e6 ("driver core: make struct class.devnode() take a const *")
Link: https://lore.kernel.org/r/20221130123851.6a9f2242@canb.auug.org.auSigned-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/scsi/cxlflash/main.c

@@ -3857,7 +3857,7 @@ static void cxlflash_pci_resume(struct pci_dev *pdev)
  *
  * Return: Allocated string describing the devtmpfs structure.
  */
-static char *cxlflash_devnode(struct device *dev, umode_t *mode)
+static char *cxlflash_devnode(const struct device *dev, umode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "cxlflash/%s", dev_name(dev));
 }