TCP: Sort #defines in the header file by port number

[skip ci]

Author: fxlb

tcp.h

@@ -140,6 +140,9 @@ extern const struct tok tcp_flag_values[];
 #ifndef NFS_PORT
 #define NFS_PORT		2049
 #endif
+#ifndef REDIS_PORT
+#define REDIS_PORT		6379
+#endif
 #ifndef OPENFLOW_PORT_OLD
 #define OPENFLOW_PORT_OLD	6633
 #endif
@@ -155,6 +158,3 @@ extern const struct tok tcp_flag_values[];
 #ifndef BEEP_PORT
 #define BEEP_PORT		10288
 #endif
-#ifndef REDIS_PORT
-#define REDIS_PORT		6379
-#endif