Rename _ODataFileUpload to _FileUploadMixin for consistency

Aligns with _RelationshipOperationsMixin naming convention.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: tpellissier

src/PowerPlatform/Dataverse/data/_odata.py

@@ -19,7 +19,7 @@
 from contextvars import ContextVar
 
 from ..core._http import _HttpClient
-from ._upload import _ODataFileUpload
+from ._upload import _FileUploadMixin
 from ._relationships import _RelationshipOperationsMixin
 from ..core.errors import *
 from ..core._error_codes import (
@@ -77,7 +77,7 @@ def build(
         )
 
 
-class _ODataClient(_ODataFileUpload, _RelationshipOperationsMixin):
+class _ODataClient(_FileUploadMixin, _RelationshipOperationsMixin):
     """Dataverse Web API client: CRUD, SQL-over-API, and table metadata helpers."""
 
     @staticmethod

src/PowerPlatform/Dataverse/data/_upload.py

@@ -8,7 +8,7 @@
 from typing import Optional
 
 
-class _ODataFileUpload:
+class _FileUploadMixin:
     """File upload capabilities (small + chunk) with auto selection."""
 
     def _upload_file(