fix(gooddata-sdk): widen GoodDataSdk.create kwargs type to Any

ty flagged callers spreading **dict[str, str | None] into create()
because the new retry_config: GoodDataApiClientRetryConfig | None
slot isn't assignable from str | None.

jira: STL-2767
risk: low

Author: roman-kiselevich

packages/gooddata-sdk/src/gooddata_sdk/sdk.py

@@ -2,6 +2,7 @@
 from __future__ import annotations
 
 from pathlib import Path
+from typing import Any
 
 from gooddata_sdk.catalog.ai_lake.service import CatalogAILakeService
 from gooddata_sdk.catalog.appearance.service import CatalogAppearanceService
@@ -52,7 +53,7 @@ def create(
         executions_cancellable: bool = False,
         proxy: str | None = None,
         retry_config: GoodDataApiClientRetryConfig | None = None,
-        **custom_headers_: str | None,
+        **custom_headers_: Any,
     ) -> GoodDataSdk:
         """
         Create common GoodDataApiClient and return new GoodDataSdk instance.