tweak ALMA productfetcher to handle location reports

apps/cli/executables/pexable/productfetcher/productfetcher/locations.py

@@ -240,7 +240,7 @@ class OracleXml(LocatedFile):
     subdirectory: str
     relative_path: str
     _size: int
-    _science_product_locator: str
+    _science_product_locator: str = None
 
     def __init__(self, archive_uid: str, table: str, subdirectory: str, relative_path: str, size):
         super().__init__()