chore: add vcs label mapping

Author: silvester-pari

fields.config.js

@@ -54,4 +54,6 @@ Registry.addMetadataField('osc:missions', {
   ext: "osc",
   formatter: (value, field, spec, { links }) =>
     value.map(mission => formatLink("eo-missions", mission, links, "catalog")).join(", ")
-});
+});
+
+Registry.fields.links.rel.mapping.vcs = "Version Control System";