updated for version 7.4.340

Problem:    Error from sed about illegal bytes when installing Vim.
Solution:   Prepend LC_ALL=C. (Itchyny)

src/version.c

@@ -734,6 +734,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    340,
 /**/
     339,
 /**/