ci: fix e2e-examples in GitHub Action (#5333)

[ti-chi-bot]

This is an automated cherry-pick of #5333

What problem does this PR solve?

fix tls example in CI

What is changed and how does it work?

Code changes

• Has Go code change
• Has CI related scripts change

Tests

• Unit test
• E2E test
• Manual test
• No code

Side effects

• Breaking backward compatibility
• Other side effects:

Related changes

• Need to cherry-pick to the release branch
• Need to update the documentation

Release Notes

Please refer to Release Notes Language Style Guide before writing the release note.

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[codecov-commenter]

Codecov Report

Merging #5334 (7221626) into release-1.5 (e9972aa) will increase coverage by 0.00%.
The diff coverage is n/a.

Additional details and impacted files

@@             Coverage Diff              @@
##           release-1.5    #5334   +/-   ##
============================================
  Coverage        57.67%   57.68%           
============================================
  Files              254      254           
  Lines            30838    30838           
============================================
+ Hits             17786    17788    +2     
+ Misses           11314    11312    -2     
  Partials          1738     1738           

Flag	Coverage Δ
unittest	57.68% <ø> (+<0.01%)	⬆️