Merge branch 'feature_2023072022_liqian_ad_abtest_config_update' into test

config.py

@@ -1341,7 +1341,7 @@ class BaseConfig(object):
             # 调整步长
             'threshold_update': {
                 'ab0': 1 / 48,
-                'ab1': 1 / 48,
+                'ab1': 1 / 96,
                 'ab2': 1 / 96,
                 'ab3': 1 / 48,
                 'ab4': 1 / 48,