drm/xe: Move declarations under conditional branch

The xe_device_shutdown() function was needing a few declarations
that were only required under a specific condition. This change
moves those declarations to be within that conditional branch
to avoid unnecessary declarations.

Reviewed-by: Nitin Gote <nitin.r.gote@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20251007100208.1407021-1-tejas.upadhyay@intel.com
Signed-off-by: Tejas Upadhyay <tejas.upadhyay@intel.com>
(cherry picked from commit 15b3036)
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>

Author: tejasup

drivers/gpu/drm/xe/xe_device.c

@@ -983,12 +983,12 @@ void xe_device_remove(struct xe_device *xe)
 
 void xe_device_shutdown(struct xe_device *xe)
 {
-	struct xe_gt *gt;
-	u8 id;
-
 	drm_dbg(&xe->drm, "Shutting down device\n");
 
 	if (xe_driver_flr_disabled(xe)) {
+		struct xe_gt *gt;
+		u8 id;
+
 		xe_display_pm_shutdown(xe);
 
 		xe_irq_suspend(xe);