Implementation and tests for the next utils package modules iteration for the scheduler refactor

Author: markurtz

tests/unit/utils/test_statistics.py

@@ -5,7 +5,7 @@
 import numpy as np
 import pytest
 
-from guidellm.objects import (
+from guidellm.utils import (
     DistributionSummary,
     Percentiles,
     RunningStats,