fix(valkey): remove importorskip guard and haystack main dev dependency

Author: SyedShahmeerAli12

integrations/valkey/pyproject.toml

@@ -59,7 +59,6 @@ dependencies = [
     "pytest-asyncio",
     "pytest-cov",
     "pytest-rerunfailures",
-    "haystack-ai @ git+https://github.com/deepset-ai/haystack.git@main",
     "mypy",
     "pip"
 ]

integrations/valkey/tests/test_document_store_async.py

@@ -10,8 +10,6 @@
 import pytest_asyncio
 from haystack.dataclasses import ByteStream, Document
 
-pytest.importorskip("haystack.testing.document_store_async", reason="Requires haystack with async mixin test classes")
-
 from haystack.testing.document_store import (
     CountDocumentsByFilterAsyncTest,
     CountUniqueMetadataByFilterAsyncTest,