updated for version 7.3.768

Problem:    settabvar() and setwinvar() may move the cursor.
Solution:   Save and restore the cursor position when appropriate. (idea by
            Yasuhiro Matsumoto)

src/version.c

@@ -725,6 +725,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    768,
 /**/
     767,
 /**/