server: fetch addr from db if outbound too

This commit just ensures that we fetch the lastest advertised addresses
for a peer from the db for both inbound and outbound peers. The reason
for seperating this into its own commit is to make future commits in
this PR easier to review.

server.go

@@ -3531,7 +3531,6 @@ func (s *server) peerTerminationWatcher(p *peer.Brontide, ready chan struct{}) {
 	// within the peer's address for reconnection purposes.
 	//
 	// TODO(roasbeef): use them all?
-	if p.Inbound() {
 	advertisedAddr, err := s.fetchNodeAdvertisedAddr(pubKey)
 	switch {
 	// We found an advertised address, so use it.
@@ -3540,6 +3539,12 @@ func (s *server) peerTerminationWatcher(p *peer.Brontide, ready chan struct{}) {
 
 	// The peer doesn't have an advertised address.
 	case err == errNoAdvertisedAddr:
+		// If it is an outbound peer then we fall back to the existing
+		// peer address.
+		if !p.Inbound() {
+			break
+		}
+
 		// Fall back to the existing peer address if
 		// we're not accepting connections over Tor.
 		if s.torController == nil {
@@ -3564,7 +3569,6 @@ func (s *server) peerTerminationWatcher(p *peer.Brontide, ready chan struct{}) {
 			"address for node %x: %v", p.PubKey(),
 			err)
 	}
-	}
 
 	// Otherwise, we'll launch a new connection request in order to
 	// attempt to maintain a persistent connection with this peer.