Expand the result from pwd to make the test more robust

Sometimes MacOSX's pwd doesn't return an expanded path.  Not sure why
but this test is still valid if we expand it via a playbook filter so
go ahead and do that.

test/integration/targets/expect/tasks/main.yml

@@ -70,7 +70,7 @@
 - name: assert chdir works
   assert:
     that:
-    - "chdir_result.stdout == '{{output_dir | expanduser | realpath}}'"
+    - "'{{chdir_result.stdout |expanduser | realpath }}' == '{{output_dir | expanduser | realpath}}'"
 
 - name: test timeout option
   expect: