fix: update bgp peer port logic

Signed-off-by: Devin Buhl <devin@buhl.casa>

config.sample.yaml

@@ -83,11 +83,9 @@ bootstrap_bgp:
   peers: []
   # (Required) Set the BGP Autonomous System Number for the router(s) and nodes.
   #   If these match, iBGP will be used. If not, eBGP will be used.
-  peer_asn: ""  # Router(s) AS
-  local_asn: "" # Node(s) AS
-  # (Optional) If using a non-default BGP port.
-  #   Default is 179 (tcp).
-  # peer_port: "" # BGP Port
+  peer_asn: ""   # Router(s) AS
+  local_asn: ""  # Node(s) AS
+  peer_port: 179 # BGP Port - default is TCP port 179
   # (Required) The advertised CIDR for the cluster, this must NOT overlap with any
   #   existing networks and is usually a /16 (64K IPs).
   # If you want to use IPv6 check the advanced flags below