ci-subtask: exit ci-subtask.sh when execute ci failed

[HuSharp]

What problem does this PR solve?

Issue Number: Close #7770

What is changed and how does it work?

need to exit when execute failed

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Release note

None.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• JmPotato
• bufferflies

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[codecov]

Codecov Report

Merging #7766 (79c5221) into master (cf02b18) will increase coverage by 3.71%.
The diff coverage is 100.00%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #7766      +/-   ##
==========================================
+ Coverage   69.76%   73.48%   +3.71%     
==========================================
  Files         430      430              
  Lines       47632    47635       +3     
==========================================
+ Hits        33231    35003    +1772     
+ Misses      11652     9627    -2025     
- Partials     2749     3005     +256     

Flag	Coverage Δ
unittests	73.48% <100.00%> (+3.71%)	⬆️

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[HuSharp]

error can be checked in https://github.com/tikv/pd/actions/runs/7690098188/job/20953445255?pr=7766

[CabinfeverB]

REST LGTM

[rleungx]

/merge

[ti-chi-bot]

@rleungx: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 79c5221