patch 7.4.1455

Problem:    JSON decoding test for surrogate pairs is in the wrong place.
Solution:   Move the test lines. (Ken Takata)

src/version.c

@@ -743,6 +743,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1455,
 /**/
     1454,
 /**/