D3885: histedit: improve help text for --no-backup option

[khanchi97 (Sushil khanchi)]

khanchi97 added inline comments.

INLINE COMMENTS

> martinvonz wrote in histedit.py:928
> To me, the "of files" makes it sounds like it's about .orig files, but I don't think that's what it actually is. Can we make it clearer?

How about "do not save backup copies of performed actions"?

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3885

To: khanchi97, durin42, #hg-reviewers
Cc: martinvonz, mercurial-devel