Merge pull request #7305 from alvasw/BtcNode_Make_port_field_final

BtcNode: Make port field final

core/src/main/java/bisq/core/btc/nodes/BtcNodes.java

@@ -97,7 +97,7 @@ public static class BtcNode {
         @Nullable
         private final String address; // IPv4 address
         @EqualsAndHashCode.Include
-        private int port = DEFAULT_PORT;
+        private final int port;
 
         /**
          * @param fullAddress [IPv4 address:port or onion:port]