tramp-test42-auto-load: Add expected-result.

* test/lisp/net/tramp-tests.el (tramp-test42-auto-load):
Expect a failed result if remote file access is not enabled,
as it happens while doing the test on Windows.
1 job for emacs-26 in 26 minutes and 8 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #2185
test

00:26:08