fix(ddx): fix 400 (#4602)

Author: bene2k1

pages/dedibox-network/troubleshooting/index.mdx

@@ -28,7 +28,7 @@ categories:
     <DefaultCard
       title="Troubleshooting Dedibox network issues"
       description="Learn how to diagnose and interpret connectivity issues with the network of your Dedibox server."
-      url="/dedibox-network/troubleshoot/network-troubleshooting/"
+      url="/dedibox-network/troubleshooting/network-troubleshooting/"
       label="See more"
     />
     <DefaultCard