removed extra lines in the example queries

docs/storefront/headless/routes.mdx

@@ -47,7 +47,6 @@ This example retrieves details about an object (e.g., Product, Brand, or Categor
 <Tabs items={['Request', 'Response']}>
   <Tab>
     ```graphql filename="Query route details" showLineNumbers copy
-
      query LookUpUrl(
        $urlPath: String!
        # Use GraphQL Query Variables to provide a path
@@ -139,7 +138,6 @@ In this example query, the `node` value is "null" because the redirect is ignore
 <Tabs items={['Request', 'Response']}>
   <Tab>
    ```graphql filename="Query using IGNORE redirect behavior" showLineNumbers copy
-
     query {
       site {
          route(path: "/mug" redirectBehavior: IGNORE) {
@@ -186,7 +184,6 @@ In this example, the `node` returns the entity targeted by the dynamic redirect
 <Tabs items={['Request', 'Response']}>
   <Tab>
    ```graphql filename="Query using FOLLOW redirect behavior" showLineNumbers copy
-
     query {
       site {
          route(path: "/mug" redirectBehavior: FOLLOW) {