Update package runtime edge ordinal API

src/schema-compiler.ts

@@ -426,9 +426,6 @@ const isManyCardinality = (cardinality: Cardinality) =>
   cardinality === "many_ordered" ||
   cardinality === "many_unique_ordered";
 
-const isOrderedCardinality = (cardinality: Cardinality) =>
-  cardinality === "many_ordered" || cardinality === "many_unique_ordered";
-
 const endpointFromOption = (params: {
   option: unknown;
   fallbackClass?: SymbolRef;
@@ -669,14 +666,6 @@ const classSchemaFromType = (
     if (!isMany && field.repeated) {
       throw new Error(`Edge field ${type.fullName}.${field.name} must not be repeated for ${fromEndpoint.cardinality}`);
     }
-    if (
-      isOrderedCardinality(fromEndpoint.cardinality) &&
-      isOrderedCardinality(toEndpoint.cardinality)
-    ) {
-      throw new Error(
-        `Edge field ${type.fullName}.${field.name} cannot be ordered on both endpoints yet`,
-      );
-    }
     const edgeId = symbolRefFromOption(edgeOption.id, {
       namespace: defaults.schemaNamespace,
       name: `${type.name}.${field.name}`,