patch 8.2.4786: test for win_gotoid() in Visual mode fails on Mac

Problem:    Test for win_gotoid() in Visual mode fails on Mac.
Solution:   Skip the test on MacOS.
diff --git a/src/version.c b/src/version.c
index f3f8812..9d3a9b5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4786,
+/**/
     4785,
 /**/
     4784,