fix: regenerate poetry.lock and address review bot comments

- Regenerate poetry.lock after adding datadog optional dependency
- Remove unused imports (CGROUP_V1_MEMORY_LIMIT, etc.) from test_memory.py
- Fix duplicate import style in test_metrics_client.py

Co-Authored-By: bot_apk <apk@cognition.ai>

Author: devin-ai-integration[bot]

poetry.lock

@@ -10,10 +10,6 @@
 import pytest
 
 from airbyte_cdk.metrics.memory import (
-    CGROUP_V1_MEMORY_LIMIT,
-    CGROUP_V1_MEMORY_USAGE,
-    CGROUP_V2_MEMORY_CURRENT,
-    CGROUP_V2_MEMORY_MAX,
     MemoryInfo,
     _read_cgroup_v1_memory,
     _read_cgroup_v2_memory,

unit_tests/metrics/test_memory.py

@@ -25,6 +25,7 @@
     sys.modules["datadog"] = _mock_datadog
     sys.modules["datadog.dogstatsd"] = _mock_dogstatsd_mod
 
+import airbyte_cdk.metrics as metrics_module  # noqa: E402
 from airbyte_cdk.metrics import MetricsClient, get_metrics_client  # noqa: E402
 
 
@@ -204,8 +205,6 @@ def test_noop_when_disabled(self) -> None:
 
 class TestGetMetricsClient:
     def test_returns_singleton(self) -> None:
-        import airbyte_cdk.metrics as metrics_module
-
         # Reset the singleton for test isolation
         metrics_module._metrics_client = None
         try: