feat: add tracing handlerErrorFunc

[eiixy]

Description (what this PR does / why we need it):

1. 我们希望在链路追踪可以自定义 error 的处理流程，比如在我们的认知中只有 status_code >= 500 的请求才需要记录为错误请求，而目前记录了很多 401 的请求也被归到了错误请求中

[codecov-commenter]

Codecov Report

Merging #2070 (d6777f1) into main (5de1f08) will increase coverage by 0.03%. The diff coverage is 64.28%.

:exclamation: Current head d6777f1 differs from pull request most recent head 801bba4. Consider uploading reports for the commit 801bba4 to get more accurate results

@@            Coverage Diff             @@
##             main    #2070      +/-   ##
==========================================
+ Coverage   79.10%   79.13%   +0.03%     
==========================================
  Files          82       82              
  Lines        3656     3662       +6     
==========================================
+ Hits         2892     2898       +6     
  Misses        554      554              
  Partials      210      210              

Impacted Files	Coverage Δ
middleware/tracing/tracing.go	89.36% <54.54%> (-10.64%)	:arrow_down:
middleware/tracing/tracer.go	78.78% <100.00%> (+10.36%)	:arrow_up:

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