Fixed #htpasswd link

[luislobo]

Fixed #htpasswd link

[GordonTheTurtle]

Please sign your commits following these rules:
https://github.com/moby/moby/blob/master/CONTRIBUTING.md#sign-your-work
The easiest way to do this is to amend the last commit:

$ git clone -b "patch-1" [email protected]:luislobo/distribution.git somewhere
$ cd somewhere
$ git commit --amend -s --no-edit
$ git push -f

Amending updates the existing PR. You DO NOT need to open a new one.

[codecov]

Codecov Report

Merging #2264 into master will decrease coverage by 10.06%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #2264       +/-   ##
==========================================
- Coverage   61.56%   51.5%   -10.07%     
==========================================
  Files         125     125               
  Lines       11405   11405               
==========================================
- Hits         7022    5874     -1148     
- Misses       3497    4785     +1288     
+ Partials      886     746      -140

Impacted Files	Coverage Δ
registry/storage/driver/gcs/gcs.go	0.4% <0%> (-68.94%)	⬇️
registry/storage/driver/oss/oss.go	0.56% <0%> (-57.23%)	⬇️
registry/storage/driver/s3-aws/s3.go	4.57% <0%> (-56.23%)	⬇️
registry/storage/driver/s3-goamz/s3.go	0.5% <0%> (-50.88%)	⬇️
registry/client/transport/transport.go	69.69% <0%> (-9.1%)	⬇️

---

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[stevvooe]

LGTM