patch 7.4.1939

Problem:    Memory access error when reading viminfo. (Dominique Pelle)
Solution:   Correct index in jumplist when at the end.

src/version.c

@@ -753,6 +753,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1939,
 /**/
     1938,
 /**/