fix: Prevent metadata duplication

Pystac normalize_hrefs resolves all links and mutates the entire tree, causing collection.json for all datasets to update. save_object only saves the particular entity within the catalog, preventing unnecessary metadata duplication. Fixes #1818

geostore/populate_catalog/task.py

@@ -95,8 +95,4 @@ def handle_message(metadata_key: str) -> None:
     if root_catalog.get_child(dataset_metadata.id) is None:
         root_catalog.add_child(child=dataset_metadata, strategy=GeostoreSTACLayoutStrategy())
 
-    root_catalog.normalize_hrefs(
-        f"{S3_URL_PREFIX}{Resource.STORAGE_BUCKET_NAME.resource_name}",
-        strategy=GeostoreSTACLayoutStrategy(),
-    )
-    root_catalog.save(catalog_type=CatalogType.SELF_CONTAINED)
+    root_catalog.save_object()