Update mapping-server.yml

Author: matentzn

mapping-server.yml

@@ -2,6 +2,6 @@ iri: https://w3id.org/mapping-commons/server
 title: Mapping Commons Registry Server
 registries:
   - id: mh_mapping_initiative
-    uri: https://raw.githubusercontent.com/mapping-commons/mh_mapping_initiative/master/mappings.yml
+    uri: https://raw.githubusercontent.com/mapping-commons/mh_mapping_initiative/master/registry.yml
   - id: agronomy
     uri: https://raw.githubusercontent.com/mapping-commons/agronomy/main/mappings.yml