Fix #1184, scheduler noise bug during merge madness

timm/scheduler/scheduler.py

@@ -92,6 +92,7 @@ class Scheduler:
 
     def _is_apply_noise(self, t) -> bool:
         """Return True if scheduler in noise range."""
+        apply_noise = False
         if self.noise_range_t is not None:
             if isinstance(self.noise_range_t, (list, tuple)):
                 apply_noise = self.noise_range_t[0] <= t < self.noise_range_t[1]