Fix failing the test of internal/backoff

[hlts2]

Signed-off-by: hlts2 hiroto.funakoshi.hiroto@gmail.com

Description:

I fixed failing the test of internal/backoff.

Related Issue:

How Has This Been Tested?:

Environment:

• Go Version: 1.14.3
• Docker Version: 19.03.8
• Kubernetes Version: 1.18.2
• NGT Version: 1.11.5

Types of changes:

• Bug fix [type/bug]
• New feature [type/feature]
• Add tests [type/test]
• Security related changes [type/security]
• Add documents [type/documentation]
• Refactoring [type/refactoring]
• Update dependencies [type/dependency]
• Update benchmarks and performances [type/bench]
• Update CI [type/ci]

Changes to Core Features:

• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you written new tests for your core changes, as applicable?
• Have you successfully ran tests with your changes locally?

Checklist:

• I have read the CONTRIBUTING document.
• I have checked open Pull Requests for the similar feature or fixes?
• I have added tests and benchmarks to cover my changes.
• I have ensured all new and existing tests passed.
• I have commented my code, particularly in hard-to-understand areas
• I have updated the documentation accordingly.

[pull-assistant]

Best reviewed: commit by commit

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     fix: failing test

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[codecov]

Codecov Report

Merging #468 into master will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff           @@
##           master    #468   +/-   ##
======================================
  Coverage    7.89%   7.89%           
======================================
  Files         392     392           
  Lines       20039   20039           
======================================
  Hits         1582    1582           
  Misses      18222   18222           
  Partials      235     235           

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[kevindiu]

LGTM

[vankichi]

/rebase

[vdaas-ci]

[REBASE] Rebase triggered by vankichi for branch: test/internal/backoff

[vankichi]

LGTM

[vankichi]

/approve

[vdaas-ci]

[APPROVED] This PR is approved by vankichi.