Increased memory for batch_datasets (#1649)

Author: jcpitre

functions-python/batch_datasets/function_config.json

@@ -3,7 +3,7 @@
   "description": "Retrieve all feeds and publish them to Pub/Sub for processing the datasets",
   "entry_point": "batch_datasets",
   "timeout": 20,
-  "memory": "256Mi",
+  "memory": "1Gi",
   "trigger_http": true,
   "include_folders": ["helpers", "dataset_service"],
   "include_api_folders": ["database_gen", "database", "common"],