fix: parse seed as string to display correctly in metadata preview (#2536)

Author: mashb1t

modules/async_worker.py

@@ -856,7 +856,7 @@ def callback(step, x0, x, total_steps, y):
 
                     d.append(('Sampler', 'sampler', sampler_name))
                     d.append(('Scheduler', 'scheduler', scheduler_name))
-                    d.append(('Seed', 'seed', task['task_seed']))
+                    d.append(('Seed', 'seed', str(task['task_seed'])))
 
                     if freeu_enabled:
                         d.append(('FreeU', 'freeu', str((freeu_b1, freeu_b2, freeu_s1, freeu_s2))))