feat: Convert all query files to JS

packages/backend/src/graphql/queries/list-saml-auth-providers.ee.js

@@ -0,0 +1,9 @@
+import SamlAuthProvider from '../../models/saml-auth-provider.ee';
+
+const listSamlAuthProviders = async () => {
+  const providers = await SamlAuthProvider.query().where({ active: true });
+
+  return providers;
+};
+
+export default listSamlAuthProviders;