Backport of docs: Fix typo in description for server_addresses into r…

…elease/1.16.x (#18846)

backport of commit 5be0674

Co-authored-by: Blake Covarrubias <blake@covarrubi.as>
Co-authored-by: trujillo-adam <47586768+trujillo-adam@users.noreply.github.com>

website/content/docs/agent/config/config-files.mdx

@@ -264,7 +264,7 @@ Refer to the [formatting specification](https://golang.org/pkg/time/#ParseDurati
   - `server_addresses` (Defaults to `[]`) This specifies the addresses of servers in
     the local datacenter to use for the initial RPC. These addresses support
     [Cloud Auto-Joining](/consul/docs/agent/config/cli-flags#cloud-auto-joining) and can optionally include a port to
-    use when making the outbound connection. If not port is provided the `server_port`
+    use when making the outbound connection. If no port is provided, the `server_port`
     will be used.
 
   - `dns_sans` (Defaults to `[]`) This is a list of extra DNS SANs to request in the