Add timeout feature

[doublnt]

You need to complete

• [x] unit tests and/or feature tests
• [ ] documentation is changed or added

[codecov-io]

Codecov Report

Merging #181 into master will decrease coverage by 0.09%. The diff coverage is 87.09%.

@@            Coverage Diff            @@
##           master     #181     +/-   ##
=========================================
- Coverage   92.72%   92.63%   -0.1%     
=========================================
  Files          62       62             
  Lines        2942     2960     +18     
  Branches      280      280             
=========================================
+ Hits         2728     2742     +14     
- Misses        170      173      +3     
- Partials       44       45      +1

Flag	Coverage Δ
#unittest	92.63% <87.09%> (-0.1%)	:arrow_down:

Impacted Files	Coverage Δ
aliyun-net-sdk-core/Http/HttpRequest.cs	100% <100%> (ø)	:arrow_up:
...-core/Auth/ECSMetadataServiceCredentialsFetcher.cs	96.51% <100%> (ø)	:arrow_up:
aliyun-net-sdk-core/DefaultAcsClient.cs	85.2% <100%> (+0.81%)	:arrow_up:
aliyun-net-sdk-core/CommonRequest.cs	100% <100%> (ø)	:arrow_up:
aliyun-net-sdk-core/Http/HttpResponse.cs	85.36% <42.85%> (-2.34%)	:arrow_down:
...dk-core/Auth/InstanceProfileCredentialsProvider.cs	97.22% <0%> (-2.78%)	:arrow_down:

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