remove black_list module

[Threadalive]

What this PR does:

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

[codecov-commenter]

Codecov Report

Merging #1605 (f5608be) into 1.5 (2cb57ab) will increase coverage by 0.12%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##              1.5    #1605      +/-   ##
==========================================
+ Coverage   55.82%   55.95%   +0.12%     
==========================================
  Files         279      275       -4     
  Lines       16071    15925     -146     
==========================================
- Hits         8972     8911      -61     
+ Misses       6154     6074      -80     
+ Partials      945      940       -5     

Impacted Files	Coverage Δ
cluster/cluster_impl/base_cluster_invoker.go	64.21% <ø> (-0.44%)	⬇️
protocol/rpc_status.go	52.47% <ø> (+21.79%)	⬆️
registry/directory/directory.go	77.81% <ø> (-0.09%)	⬇️
metadata/report/delegate/delegate_report.go	27.39% <0.00%> (-8.22%)	⬇️
common/rpc_service.go	86.30% <0.00%> (-0.03%)	⬇️

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