generic: 6.1: fix list_count_nodes backport patch

Commit 25746a3fa2da ("drm/i915: fix up merge with usb-next branch") was
internally applied to the 5.15 patch but wasn0t applied to the backport
for kernel 6.1. Apply the same treatement also there to fix compilation
warning.

Fixes: a14240d ("kernel: backport list_count_nodes()")
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>

target/linux/generic/backport-6.1/810-v6.3-i915-Move-list_count-to-list.h-as-list_count_nodes-f.patch

@@ -38,11 +38,13 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  void intel_execlists_dump_active_requests(struct intel_engine_cs *engine,
  					  struct i915_request *hung_rq,
  					  struct drm_printer *m)
-@@ -4176,7 +4165,7 @@ void intel_execlists_dump_active_request
+@@ -4175,8 +4164,8 @@ void intel_execlists_dump_active_request
+
  	intel_engine_dump_active_requests(&engine->sched_engine->requests, hung_rq, m);
 
- 	drm_printf(m, "\tOn hold?: %lu\n",
+-	drm_printf(m, "\tOn hold?: %lu\n",
 -		   list_count(&engine->sched_engine->hold));
++	drm_printf(m, "\tOn hold?: %zu\n",
 +		   list_count_nodes(&engine->sched_engine->hold));
 
  	spin_unlock_irqrestore(&engine->sched_engine->lock, flags);