update ad abtest threshold 173-d/ab1,ab2: mean/8*3 -> mean/12*5

config.py

@@ -821,8 +821,8 @@ class BaseConfig(object):
                   'user': {'data': 'data1', 'rule': 'rule1'},
                   'threshold': {
                       'ab0': {'group': 1 / 3, 'mean_group': 1 / 3},
-                      'ab1': {'group': 3 / 8, 'mean_group': 3 / 8},
-                      'ab2': {'group': 3 / 8, 'mean_group': 3 / 8},
+                      'ab1': {'group': 5 / 12, 'mean_group': 5 / 12},
+                      'ab2': {'group': 5 / 12, 'mean_group': 5 / 12},
                       'ab3': {'group': 1 / 3, 'mean_group': 1 / 3},
                       'ab4': {'group': 1 / 3, 'mean_group': 1 / 3},
                       'ab5': {'group': 1 / 3, 'mean_group': 1 / 3},