fix deepsource: [CRT-D0001] append possibly assigns to a wrong variable

[datelier]

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:

[hlts2]

LGTM

[vdaas-ci]

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[codecov]

Codecov Report

Base: 50.23% // Head: 30.53% // Decreases project coverage by -19.69% ⚠️

Coverage data is based on head (a231815) compared to base (97eed29).
Patch coverage: 34.01% of modified lines in pull request are covered.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #1866       +/-   ##
===========================================
- Coverage   50.23%   30.53%   -19.70%     
===========================================
  Files         231      367      +136     
  Lines       13464    33829    +20365     
===========================================
+ Hits         6764    10331     +3567     
- Misses       6499    23086    +16587     
- Partials      201      412      +211     

Impacted Files	Coverage Δ
cmd/tools/cli/loadtest/main.go	0.00% <ø> (ø)
hack/benchmark/assets/x1b/loader.go	0.00% <ø> (ø)
hack/benchmark/internal/assets/dataset.go	0.00% <ø> (ø)
hack/benchmark/internal/operation/insert.go	0.00% <ø> (ø)
hack/benchmark/internal/operation/operation.go	0.00% <ø> (ø)
hack/benchmark/internal/operation/option.go	0.00% <ø> (ø)
hack/benchmark/internal/operation/remove.go	0.00% <ø> (ø)
hack/benchmark/internal/operation/search.go	0.00% <ø> (ø)
hack/benchmark/internal/operation/util.go	0.00% <ø> (ø)
...ck/benchmark/internal/starter/gateway/vald/vald.go	0.00% <0.00%> (ø)
... and 273 more

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[cloudflare-workers-and-pages]

Deploying with    Cloudflare Pages

Latest commit:	a231815
Status:	✅  Deploy successful!
Preview URL:	https://de0f3d91.vald.pages.dev
Branch Preview URL:	https://refactoring-crt-d0001-append.vald.pages.dev

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