Reformat TV numbers (elastic#127931)

Author: prdoyle

server/src/main/java/org/elasticsearch/TransportVersions.java

@@ -87,8 +87,8 @@ static TransportVersion def(int id) {
      * READ THE COMMENT BELOW THIS BLOCK OF DECLARATIONS BEFORE ADDING NEW TRANSPORT VERSIONS
      * Detached transport versions added below here.
      */
-    public static final TransportVersion V_8_9_X = def(8_500_020);
-    public static final TransportVersion V_8_10_X = def(8_500_061);
+    public static final TransportVersion V_8_9_X = def(8_500_0_20);
+    public static final TransportVersion V_8_10_X = def(8_500_0_61);
     public static final TransportVersion V_8_11_X = def(8_512_0_01);
     public static final TransportVersion V_8_12_0 = def(8_560_0_00);
     public static final TransportVersion V_8_12_1 = def(8_560_0_01);