feat(apiclient): Add method to flatten secret bundles into key-value objects.

ts_apiclient/classes.secretbundle.ts

@@ -93,4 +93,10 @@ export class SecretBundle implements plugins.servezoneInterfaces.data.ISecretBun
     plugins.smartexpect.expect(response.ok).toBeTrue();
     return null;
   }
+
+  public async toFlatKeyValueObject() {
+    return {
+      // TODO: implement
+    };
+  }
 }