fix: add missing value to Crossplane resource patch (#384)

To avoid diffs in ArgoCD, this commit adds the transform string type explicitly

libs/crossplane/custom/crossplane/resource.libsonnet

@@ -99,6 +99,7 @@ local d = import 'doc-util/main.libsonnet';
               type: 'string',
               string: {
                 fmt: '%s-' + suffix,
+                type: 'Format',
               },
             }],
           },