Fix typo and enlarge the threshold for KPI tests (#2198)

Author: sungmanc

tests/regression/instance_segmentation/test_instnace_segmentation.py renamed to tests/regression/instance_segmentation/test_instance_segmentation.py

@@ -266,7 +266,7 @@ def regression_pot_eval_testing(template, root, otx_dir, args, criteria=None, re
     return regression_result
 
 
-def regression_train_time_testing(train_time_criteria, e2e_train_time, template, threshold=0.10):
+def regression_train_time_testing(train_time_criteria, e2e_train_time, template, threshold=0.30):
     """Measure train+val time and comapre with test criteria.
 
     Test criteria was set by previous measurement.
@@ -286,7 +286,7 @@ def regression_train_time_testing(train_time_criteria, e2e_train_time, template,
     return regression_result
 
 
-def regression_eval_time_testing(eval_time_criteria, e2e_eval_time, template, threshold=0.10):
+def regression_eval_time_testing(eval_time_criteria, e2e_eval_time, template, threshold=0.30):
     """Measure evaluation time and comapre with test criteria.
 
     Test criteria was set by previous measurement.