FIX: Add custom-converters definition to json schema

src/caoscrawler/cfood-schema.yml

 cfood:
   type: object
+  properties:
+    Converters:
+      type: object
+      additionalProperties:
+        type: object
+        properties:
+          converter:
+            type: string
+          package:
+            type: string
+        required:
+          - converter
+          - package
   additionalProperties:
     $ref:
       "#/$defs/converter"
@@ -115,7 +128,7 @@ cfood:
         properties:
           type:
             const:
-              PropertiesFromDictElement
+              "PropertiesFromDictElement"
       then:
         required:
           - type

unittests/test_converters.py

@@ -804,7 +804,7 @@ def test_properties_from_dict_basic(converter_registry):
 
 def test_properties_from_dict_callable(converter_registry):
 
-    def convert_some_values(rec: db.Record):
+    def convert_some_values(rec: db.Record, records: RecordStore, values: GeneralStore):
         """Add an URL prefix to a property value if appliccable."""
 
         if rec.get_property("url") is not None: