fix broken links

Author: guowenatk

platform_versioned_docs/version-4.5.0/use-platform/virtual-clusters/add-virtual-clusters.mdx

@@ -116,7 +116,7 @@ Organizations often have existing deployment pipelines using tools like Helm, Ar
 
 After deploying your vCluster using your existing tools, add it to <GlossaryTerm term="platform">the Platform</GlossaryTerm> and enable full management.
 
-First, login with the platform [access key](../../../api/authentication):
+First, login with the platform [access key](../../api/authentication):
 ```bash
 vcluster platform login [domain] --access-key=[ACCESS_KEY]
 ```
@@ -142,7 +142,7 @@ external:
       secretName: vcluster-platform-api-key  # Defaults to vcluster-platform-api-key if undefined
       namespace: vcluster-namespace  # Namespace to search for the secret. If undefined, it searches the vCluster namespace. If different, vCluster needs access to the target namespace.
 ```
-The platform access key can only be provided as a Kubernetes Secret. You can find more information of how to create such Secret at the [`apiKey` configuration section of vCluster.](../../../../vcluster/configure/vcluster-yaml/external/platform/api-key).
+The platform access key can only be provided as a Kubernetes Secret. You can find more information of how to create such Secret at the [`apiKey` configuration section of vCluster.](../../../vcluster/configure/vcluster-yaml/external/platform/api-key).
 
 ### Helm wrapper for VirtualClusterInstance