doc: improve link-local text in dgram.md

Minor improvements.

PR-URL: #34868
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>

doc/api/dgram.md

@@ -96,11 +96,11 @@ The event handler function is passed two arguments: `msg` and `rinfo`.
   * `port` {number} The sender port.
   * `size` {number} The message size.
 
-If the source address of the incoming packet is an IPv6 link local
-address, the interface name is added to the `address`.  For
+If the source address of the incoming packet is an IPv6 link-local
+address, the interface name is added to the `address`. For
 example, a packet received on the `en0` interface might have the
 address field set to `'fe80::2618:1234:ab11:3b9c%en0'`, where `'%en0'`
-is the interface name as a zone id suffix.
+is the interface name as a zone ID suffix.
 
 ### `socket.addMembership(multicastAddress[, multicastInterface])`
 <!-- YAML