D5679: py3: fix missing b prefixes in `hg eval` invocations in test-arbitraryfilectx.t

[pulkit (Pulkit Goyal)]

pulkit added a comment.


  reworded commit message as `py3: fix missing b prefixes in test-arbitraryfilectx.t` to make test-check-commit.t happy.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D5679

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