Fix deepsource: GO-W1009 using a deprecated function or etc

[vankichi]

Description:

SSIA

Related Issue:

Versions:

• Go Version: 1.19.2
• Docker Version: 20.10.8
• Kubernetes Version: 1.22.0
• NGT Version: 1.14.8

Checklist:

• I have read the CONTRIBUTING document and completed our CLA agreement.
• I have checked open Pull Requests for the similar feature or fixes?

Special notes for your reviewer:

[vdaas-ci]

[WARNING:INTCFG] Changes in interal/config may require you to change Helm charts. Please check.

[vdaas-ci]

[CHATOPS:HELP] ChatOps commands.

• 🙆‍♀️ /approve - approve
• 💌 /changelog - replace the PR body by changelog details
• 🍱 /format - format codes and add licenses
• ✅ /gen-test - generate test codes
• 🏷️ /label - add labels
• ⏪ /rebase - rebase main
• 🔚 2️⃣ 🔚 /label actions/e2e-deploy - run E2E deploy & integration test

[codecov]

Codecov Report

Base: 30.48% // Head: 30.54% // Increases project coverage by +0.05% 🎉

Coverage data is based on head (6de4688) compared to base (fc45cbb).
Patch coverage: 33.33% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1846      +/-   ##
==========================================
+ Coverage   30.48%   30.54%   +0.05%     
==========================================
  Files         367      367              
  Lines       33833    33823      -10     
==========================================
+ Hits        10314    10331      +17     
+ Misses      23101    23080      -21     
+ Partials      418      412       -6     

Impacted Files	Coverage Δ
internal/config/grpc.go	87.97% <ø> (-0.08%)	⬇️
internal/net/grpc/option.go	4.93% <0.00%> (+0.19%)	⬆️
internal/net/grpc/pool/pool.go	0.00% <0.00%> (ø)
internal/net/net.go	85.71% <100.00%> (ø)
internal/backoff/backoff.go	73.26% <0.00%> (+1.98%)	⬆️
...ent/core/ngt/service/vqueue/undeleted_index_map.go	71.58% <0.00%> (+3.27%)	⬆️
...nt/core/ngt/service/vqueue/uninserted_index_map.go	73.65% <0.00%> (+5.37%)	⬆️

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[cloudflare-workers-and-pages]

Deploying with    Cloudflare Pages

Latest commit:	6de4688
Status:	✅  Deploy successful!
Preview URL:	https://8974ef7d.vald.pages.dev
Branch Preview URL:	https://refactor-go-w1009-using-a-de.vald.pages.dev

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[hlts2]

LGTM