Fix binary flaky test

[khanhtc1202]

What this PR does:

as title

Why we need it:

Binary test failed randomly on the new vm runner
ref: https://github.com/pipe-cd/pipecd/actions/runs/17122998539/job/48572902973?pr=6146#step:4:321

Which issue(s) this PR fixes:

Fixes #

Does this PR introduce a user-facing change?:

• How are users affected by this change:
• Is this breaking change:
• How to migrate (if breaking change):

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 28.67%. Comparing base (f5891d7) to head (b41040e).
⚠️ Report is 11 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6147      +/-   ##
==========================================
+ Coverage   28.60%   28.67%   +0.07%     
==========================================
  Files         522      535      +13     
  Lines       56252    57333    +1081     
==========================================
+ Hits        16091    16442     +351     
- Misses      38906    39613     +707     
- Partials     1255     1278      +23     

Flag	Coverage Δ
.	23.27% <ø> (ø)
.-pkg-app-pipedv1-plugin-analysis	62.85% <ø> (ø)
.-pkg-app-pipedv1-plugin-kubernetes	62.30% <ø> (ø)
.-pkg-app-pipedv1-plugin-kubernetes_multicluster	67.48% <ø> (ø)
.-pkg-app-pipedv1-plugin-scriptrun	54.83% <ø> (ø)
.-pkg-app-pipedv1-plugin-terraform	38.31% <ø> (?)
.-pkg-app-pipedv1-plugin-wait	35.51% <ø> (ø)
.-pkg-app-pipedv1-plugin-waitapproval	68.62% <ø> (ø)
.-pkg-plugin-sdk	50.98% <ø> (ø)
.-tool-actions-gh-release	19.23% <ø> (ø)
.-tool-actions-plan-preview	25.30% <ø> (?)
.-tool-codegen-protoc-gen-auth	0.00% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[t-kikuc]

@khanhtc1202
Can you explain how will this PR fix the bug?

[Warashi]

TBH, I don't know why this change fixes the flaky bug, but let's try.

[ffjlabo]

This might be the solution but let's try.

[khanhtc1202]

@t-kikuc, This is based on advice from the CI runner team. There were problems with the runner controller, and this is the workaround I got in the ticket (ref: https://cloud-native.slack.com/archives/C08P4HUFQ6M/p1755806702694699?thread_ts=1755774267.176689&cid=C08P4HUFQ6M)

[t-kikuc]

@khanhtc1202 Thank you!