Ignore path not found error when look up tags

[ywk253100]

No description provided.

[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 "ignore_path_not_found_error" [email protected]:ywk253100/distribution.git somewhere
$ cd somewhere
$ git rebase -i HEAD~842354250592
editor opens
change each 'pick' to 'edit'
save the file and quit
$ git commit --amend -s --no-edit
$ git rebase --continue # and repeat the amend for each commit
$ git push -f

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

[codecov]

Codecov Report

Merging #2520 into master will decrease coverage by 9.7%.
The diff coverage is 45.45%.

@@            Coverage Diff             @@
##           master    #2520      +/-   ##
==========================================
- Coverage   60.83%   51.12%   -9.71%     
==========================================
  Files         129      129              
  Lines       11826    11828       +2     
==========================================
- Hits         7194     6047    -1147     
- Misses       3731     5019    +1288     
+ Partials      901      762     -139

Impacted Files	Coverage Δ
registry/storage/tagstore.go	71.15% <45.45%> (-1.85%)	⬇️
registry/storage/driver/gcs/gcs.go	0.39% <0%> (-68.67%)	⬇️
registry/storage/driver/oss/oss.go	0.56% <0%> (-56.91%)	⬇️
registry/storage/driver/s3-goamz/s3.go	0.5% <0%> (-51.14%)	⬇️
registry/storage/driver/s3-aws/s3.go	4.15% <0%> (-50.98%)	⬇️
registry/client/transport/transport.go	69.69% <0%> (-9.1%)	⬇️
configuration/configuration.go	68.33% <0%> (ø)	⬆️
registry/registry.go	3.2% <0%> (+0.03%)	⬆️

---

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[stevvooe]

LGTM

[dmcgowan]

LGTM