patch 7.4.1446

Problem:    Crash when using json_decode().
Solution:   Terminate string with a NUL byte.

src/version.c

@@ -743,6 +743,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1446,
 /**/
     1445,
 /**/