patch 8.0.1316: build still still fails on Mac

Problem:    Build still still fails on Mac. (chdiza)
Solution:   Remove another bogus typedef.

src/os_mac_conv.c

@@ -14,7 +14,6 @@
  */
 
 #define NO_X11_INCLUDES
-typedef int BalloonEval;    /* used in header files */
 
 #include "vim.h"
 

src/version.c

@@ -771,6 +771,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1316,
 /**/
     1315,
 /**/