updated for version 7.4a.034

Problem:    The tabline may flicker when opening a new tab after 7.3.759 on
            Win32.
Solution:   Move call to TabCtrl_SetCurSel(). (Ken Takata)

src/version.c

@@ -727,6 +727,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    34,
 /**/
     33,
 /**/