playground: fix tici s3 default config

[Lloyd-Pottiger]

What problem does this PR solve?

close #xxx

What is changed and how it works?

Check List

Tests

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

Code changes

• Has exported function/method change
• Has exported variable/fields change
• Has interface methods change
• Has persistent data change

Side effects

• Possible performance regression
• Increased code complexity
• Breaking backward compatibility

Related changes

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

Release notes:

NONE

[ti-chi-bot]

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[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 12 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (feature/fts@519850b). Learn more about missing BASE report.

⚠️ Current head d6d2f51 differs from pull request most recent head 298e235

Please upload reports for the commit 298e235 to get more accurate results.

Files with missing lines	Patch %	Lines
components/playground/instance/tici_meta_config.go	0.00%	6 Missing ⚠️
...mponents/playground/instance/tici_worker_config.go	0.00%	6 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff               @@
##             feature/fts    #2625   +/-   ##
==============================================
  Coverage               ?   45.47%           
==============================================
  Files                  ?      372           
  Lines                  ?    38523           
  Branches               ?        0           
==============================================
  Hits                   ?    17518           
  Misses                 ?    18867           
  Partials               ?     2138           

Flag	Coverage Δ
tiup	33.96% <ø> (?)
unittest	16.35% <0.00%> (?)

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