drm/xe: use pdev_to_xe_device() instead of pci_get_drvdata() directly

We have a helper for converting pci device to xe device, use it.
Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1b87c2e56200e001ce3a5d2f4a93eb26b294df32.1723458544.git.jani.nikula@intel.comSigned-off-by: Jani Nikula <jani.nikula@intel.com>

drivers/gpu/drm/xe/xe_pci.c

@@ -747,7 +747,7 @@ static void xe_pci_remove(struct pci_dev *pdev)
 {
 	struct xe_device *xe;
 
-	xe = pci_get_drvdata(pdev);
+	xe = pdev_to_xe_device(pdev);
 	if (!xe) /* driver load aborted, nothing to cleanup */
 		return;