patch 8.0.0532: test with long directory name fails on Mac

Problem:    Test with long directory name fails on Mac.
Solution:   Skip the test on Mac systems.

Author: brammool

src/testdir/test_edit.vim

@@ -1324,7 +1324,7 @@ func! Test_edit_rightleft()
 endfunc
 
 func Test_edit_complete_very_long_name()
-  if !has('unix')
+  if !has('unix') || has('mac')
     " Long directory names only work on Unix.
     return
   endif

src/version.c

@@ -764,6 +764,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    532,
 /**/
     531,
 /**/