Fix:delete a service provider when using k8s hpa (3.0)

[jack15083]

What this PR does:

Which issue(s) this PR fixes:

Fixes #1141

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

[codecov-io]

Codecov Report

Merging #1157 (a46ea43) into 3.0 (474ec0a) will decrease coverage by 1.35%.
The diff coverage is 61.97%.

@@            Coverage Diff             @@
##              3.0    #1157      +/-   ##
==========================================
- Coverage   59.21%   57.86%   -1.36%     
==========================================
  Files         269      252      -17     
  Lines       13181    12480     -701     
==========================================
- Hits         7805     7221     -584     
+ Misses       4408     4347      -61     
+ Partials      968      912      -56     

Impacted Files	Coverage Δ
cluster/cluster_impl/mock_cluster.go	0.00% <0.00%> (ø)
common/extension/auth.go	0.00% <0.00%> (ø)
common/extension/cluster.go	0.00% <0.00%> (ø)
common/extension/config_center.go	0.00% <0.00%> (ø)
common/extension/config_center_factory.go	0.00% <0.00%> (ø)
common/extension/config_post_processor.go	0.00% <0.00%> (ø)
common/extension/config_reader.go	0.00% <0.00%> (ø)
common/extension/configurator.go	0.00% <0.00%> (ø)
common/extension/filter.go	0.00% <0.00%> (ø)
common/extension/graceful_shutdown.go	0.00% <0.00%> (ø)
... and 141 more

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