Fix anchor link

Author: thedriftofwords

src/content/chainlink-nodes/v1/node-config.mdx

@@ -640,7 +640,7 @@ HTTPWriteTimeout controls how long the Chainlink node's API server can hold a so
 HTTPPort = 6688 # Default
 ```
 
-HTTPPort is the port used for the Chainlink Node API, [CLI](/docs/configuration-variables/#cli-client), and GUI.
+HTTPPort is the port used for the Chainlink Node API, [CLI](/chainlink-nodes/configuring-nodes), and GUI.
 
 ### SecureCookies