support promethues http_sd discovery

[sjmshsh]

What is the purpose of the change

support promethues http_sd discovery

Brief changelog

I provide an interface for Prometheus to perform service discovery in the form of http_sd

Verifying this change

I wrote some test demos myself to verify that it works

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0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
No Duplication information

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[codecov-commenter]

Codecov Report

Merging #1065 (5d41542) into refactor-with-go (c7ed4c6) will decrease coverage by 0.76%. The diff coverage is 0.00%.

@@                 Coverage Diff                  @@
##           refactor-with-go    #1065      +/-   ##
====================================================
- Coverage             63.82%   63.07%   -0.76%     
====================================================
  Files                    29       29              
  Lines                  2325     2348      +23     
====================================================
- Hits                   1484     1481       -3     
- Misses                  744      769      +25     
- Partials                 97       98       +1     

Impacted Files	Coverage Δ
pkg/admin/services/prometheus_service_impl.go	0.00% <0.00%> (ø)

... and 1 file with indirect coverage changes

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