Fix: fix the exception when tcp timeout is less than 1s for 1.5 #1362

[ChangedenCZD]

What this PR does:

Which issue(s) this PR fixes:

Fixes #1362

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

None

[codecov-commenter]

Codecov Report

Merging #1388 (7ce990a) into 1.5 (467c867) will decrease coverage by 2.57%.
The diff coverage is 60.00%.

❗ Current head 7ce990a differs from pull request most recent head 1e99454. Consider uploading reports for the commit 1e99454 to get more accurate results

@@            Coverage Diff             @@
##              1.5    #1388      +/-   ##
==========================================
- Coverage   58.07%   55.49%   -2.58%     
==========================================
  Files         275      276       +1     
  Lines       13381    15948    +2567     
==========================================
+ Hits         7771     8851    +1080     
- Misses       4650     6159    +1509     
+ Partials      960      938      -22     

Impacted Files	Coverage Δ
config/config_loader.go	43.40% <0.00%> (+4.56%)	⬆️
config/provider_config.go	62.06% <0.00%> (+7.52%)	⬆️
config/reference_config.go	80.00% <0.00%> (-1.67%)	⬇️
config_center/nacos/facade.go	62.50% <0.00%> (-27.16%)	⬇️
registry/consul/registry.go	51.64% <0.00%> (+2.31%)	⬆️
...gistry/event/protocol_ports_metadata_customizer.go	65.78% <ø> (+6.41%)	⬆️
registry/kubernetes/registry.go	64.15% <0.00%> (+13.03%)	⬆️
registry/zookeeper/listener.go	26.58% <0.00%> (-42.65%)	⬇️
remoting/etcdv3/client.go	55.69% <0.00%> (+2.69%)	⬆️
remoting/etcdv3/facade.go	0.00% <0.00%> (ø)
... and 308 more

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[zhaoyunxing92]

这类代码很多,可以考虑统一下，要么考虑下url#GetParamDuration

[ChangedenCZD]

这类代码很多,可以考虑统一下，要么考虑下url#GetParamDuration

功能不一致，且在1.5分支没找到对应代码