vim-patch:8.2.5082: retab test fails

Problem:    Retab test fails.
Solution:   Disable the test for now.

9397423985

Co-authored-by: Bram Moolenaar <Bram@vim.org>

src/nvim/testdir/test_retab.vim

@@ -81,7 +81,8 @@ func Test_retab_error()
   call assert_fails('ret 80000000000000000000', 'E475:')
 endfunc
 
-func Test_retab_endless()
+" FIXME: the try/catch does not catch the interrupt
+func FIXME_Test_retab_endless()
   new
   call setline(1, "\t0\t")
   let caught = 'no'
@@ -90,9 +91,10 @@ func Test_retab_endless()
       set ts=4000
       retab 4
     endwhile
-  catch /E1240/
-    let caught = 'yes'
+  catch
+    let caught = v:exception
   endtry
+  call assert_notequal('no', caught)
   bwipe!
   set tabstop&
 endfunc