fix(dynamic-sampling):Set low volume transaction boost default to True (#46179)

Author: RaduW

src/sentry/dynamic_sampling/rules/utils.py

@@ -49,7 +49,7 @@ class RuleType(Enum):
     },
     {"id": RuleType.IGNORE_HEALTH_CHECKS_RULE.value, "active": True},
     {"id": RuleType.BOOST_KEY_TRANSACTIONS_RULE.value, "active": True},
-    {"id": RuleType.BOOST_LOW_VOLUME_TRANSACTIONS.value, "active": False},
+    {"id": RuleType.BOOST_LOW_VOLUME_TRANSACTIONS.value, "active": True},
 ]
 RESERVED_IDS = {
     RuleType.UNIFORM_RULE: 1000,

tests/sentry/api/endpoints/test_project_details.py

@@ -1336,7 +1336,7 @@ def test_get_dynamic_sampling_biases_manually_set_biases(self):
                 },
                 {"id": "ignoreHealthChecks", "active": True},
                 {"id": "boostKeyTransactions", "active": True},
-                {"id": "boostLowVolumeTransactions", "active": False},
+                {"id": "boostLowVolumeTransactions", "active": True},
             ]
 
     def test_get_dynamic_sampling_biases_with_previously_assigned_biases(self):
@@ -1363,7 +1363,7 @@ def test_get_dynamic_sampling_biases_with_previously_assigned_biases(self):
                 },
                 {"id": "ignoreHealthChecks", "active": True},
                 {"id": "boostKeyTransactions", "active": True},
-                {"id": "boostLowVolumeTransactions", "active": False},
+                {"id": "boostLowVolumeTransactions", "active": True},
             ]
 
     def test_dynamic_sampling_bias_activation(self):