fix(api): replace current_user with end_user in file upload (#10194)

api/controllers/web/remote_files.py

 import urllib.parse
 
-from flask_login import current_user
 from flask_restful import marshal_with, reqparse
 
 from controllers.common import helpers
 
 class RemoteFileUploadApi(WebApiResource):
     @marshal_with(file_fields_with_signed_url)
-    def post(self):
+    def post(self, app_model, end_user):  # Add app_model and end_user parameters
         parser = reqparse.RequestParser()
         parser.add_argument("url", type=str, required=True, help="URL is required")
         args = parser.parse_args()
                 filename=file_info.filename,
                 content=content,
                 mimetype=file_info.mimetype,
-                user=current_user,
+                user=end_user,  # Use end_user instead of current_user
                 source_url=url,
             )
         except Exception as e: