chore(core): unpin packaging dependency (#32032)

Unpin packaging dependency

---------

Co-authored-by: ntjohnson1 <[email protected]>

Author: eyurtsev

libs/core/pyproject.toml

@@ -11,8 +11,8 @@ dependencies = [
     "tenacity!=8.4.0,<10.0.0,>=8.1.0",
     "jsonpatch<2.0,>=1.33",
     "PyYAML>=5.3",
-    "packaging<25,>=23.2",
     "typing-extensions>=4.7",
+    "packaging>=23.2",
     "pydantic>=2.7.4",
 ]
 name = "langchain-core"

libs/core/tests/unit_tests/indexing/test_in_memory_indexer.py

@@ -24,7 +24,7 @@ def index(self) -> Generator[DocumentIndex, None, None]:
 class TestAsyncDocumentIndexerTestSuite(AsyncDocumentIndexTestSuite):
     # Something funky is going on with mypy and async pytest fixture
     @pytest.fixture
-    async def index(self) -> AsyncGenerator[DocumentIndex, None]:  # type: ignore[override]
+    async def index(self) -> AsyncGenerator[DocumentIndex, None]:
         yield InMemoryDocumentIndex()  # noqa: PT022