docs: correct typo in lldpd extension

Correct typo in `lldpd` extension docs.

Signed-off-by: 千橘 雫霞 <[email protected]>
Signed-off-by: Noel Georgi <[email protected]>

Author: qianjunakasumi

network/lldpd/README.md

@@ -18,7 +18,7 @@ kind: ExtensionServiceConfig
 name: lldpd
 configFiles:
   - content: |
-      configure lldpd portidsubtype ifname
+      configure lldp portidsubtype ifname
       unconfigure lldp management-addresses-advertisements
       unconfigure lldp capabilities-advertisements
       configure system description "Talos Node"