Add new transient error

[jLopezbarb]

Signed-off-by: Javier López Barba javier@okteto.com

Fixes Retry when buildkit returns tls: use of closed connection

Proposed changes

• Retry when tls: use of closed connection is returned by buildkit (This is one of the errors that is usually reported by windows tests)

[codecov]

Codecov Report

Merging #1539 (c4ea86f) into master (c93f09e) will decrease coverage by 0.01%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master    #1539      +/-   ##
==========================================
- Coverage   36.17%   36.15%   -0.02%     
==========================================
  Files          88       88              
  Lines        8413     8417       +4     
==========================================
  Hits         3043     3043              
- Misses       5007     5011       +4     
  Partials      363      363              

Impacted Files	Coverage Δ
pkg/registry/errors.go	0.00% <0.00%> (ø)

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