multiple: combine sync/async vector store standard test suites (#28580)

Breaking change in `langchain-tests`.

libs/cli/langchain_cli/integration_template/tests/integration_tests/test_vectorstores.py

@@ -1,15 +1,12 @@
-from typing import AsyncGenerator, Generator
+from typing import Generator
 
 import pytest
 from __module_name__.vectorstores import __ModuleName__VectorStore
 from langchain_core.vectorstores import VectorStore
-from langchain_tests.integration_tests import (
-    AsyncReadWriteTestSuite,
-    ReadWriteTestSuite,
-)
+from langchain_tests.integration_tests import VectorStoreIntegrationTests
 
 
-class Test__ModuleName__VectorStoreSync(ReadWriteTestSuite):
+class Test__ModuleName__VectorStore(VectorStoreIntegrationTests):
     @pytest.fixture()
     def vectorstore(self) -> Generator[VectorStore, None, None]:  # type: ignore
         """Get an empty vectorstore for unit tests."""
@@ -21,17 +18,3 @@ class Test__ModuleName__VectorStoreSync(ReadWriteTestSuite):
         finally:
             # cleanup operations, or deleting data
             pass
-
-
-class Test__ModuleName__VectorStoreAsync(AsyncReadWriteTestSuite):
-    @pytest.fixture()
-    async def vectorstore(self) -> AsyncGenerator[VectorStore, None]:  # type: ignore
-        """Get an empty vectorstore for unit tests."""
-        store = __ModuleName__VectorStore(self.get_embeddings())
-        # note: store should be EMPTY at this point
-        # if you need to delete data, you may do so here
-        try:
-            yield store
-        finally:
-            # cleanup operations, or deleting data
-            pass