updated for version 7.3.625

Problem:    "gn" does not handle zero-width matches correctly.
Solution:   Handle zero-width patterns specially. (Christian Brabandt)

src/version.c

@@ -714,6 +714,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    625,
 /**/
     624,
 /**/