D3524: tests: port test-symlink-os-yes-fs-no.py to Python 3

[pulkit (Pulkit Goyal)]

pulkit added a comment.


  Missed adding the test in whitelist. Adding on flight.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3524

To: durin42, #hg-reviewers, pulkit
Cc: mercurial-devel