fix client do method done not use when err not nil

[zhaobingchun]

No description provided.

[codecov-commenter]

Codecov Report

Merging #1948 (5dd5f41) into main (fbf7855) will not change coverage.
The diff coverage is 100.00%.

❗ Current head 5dd5f41 differs from pull request most recent head 8702e0c. Consider uploading reports for the commit 8702e0c to get more accurate results

@@           Coverage Diff           @@
##             main    #1948   +/-   ##
=======================================
  Coverage   80.66%   80.66%           
=======================================
  Files          81       81           
  Lines        3615     3615           
=======================================
  Hits         2916     2916           
  Misses        492      492           
  Partials      207      207           

Impacted Files	Coverage Δ
transport/http/client.go	78.88% <100.00%> (ø)

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