chore(client): reformat specifications structure in tests

Improved the readability and maintainability of the `getOperationById` test suite by adjusting the formatting of the specifications object. This change enhances clarity in the structure, making it easier to follow and modify the tests as needed. This commit does not alter the functionality but improves the code quality in test files.

packages/client/openapi/getOperationById.test.ts

@@ -1,16 +1,18 @@
 import { getOperationById } from './getOperationById'
 
 describe('getOperationById', () => {
-  const specifications = { paths: {
-    '/users': {
-      get: { operationId: 'getUsers' },
-      post: { operationId: 'createUser' },
+  const specifications = {
+    paths: {
+      '/users': {
+        get: { operationId: 'getUsers' },
+        post: { operationId: 'createUser' },
+      },
+      '/users/{username}': {
+        get: { operationId: 'getUser' },
+        delete: { operationId: 'deleteUser' },
+      },
     },
-    '/users/{username}': {
-      get: { operationId: 'getUser' },
-      delete: { operationId: 'deleteUser' },
-    },
-  } } as const
+  } as const
 
   it('should return the correct operation for a valid operationId', () => {
     const result = getOperationById(specifications, 'deleteUser')