Update token permission for cleaning cache

[TonyCTHsu]

What does this PR do?

Deletion requires authorization with the repo scope.

Change log entry

None.

[datadog-datadog-prod-us1]

Datadog Report

Branch report: tonycthsu/permission-clean-cach
Commit report: 24348f5
Test service: dd-trace-rb

✅ 0 Failed, 19906 Passed, 1451 Skipped, 3m 9.31s Total Time

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.69%. Comparing base (4e27ecd) to head (24348f5).
Report is 12 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4388      +/-   ##
==========================================
- Coverage   97.69%   97.69%   -0.01%     
==========================================
  Files        1352     1352              
  Lines       82735    82734       -1     
  Branches     4200     4200              
==========================================
- Hits        80832    80825       -7     
- Misses       1903     1909       +6     

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[pr-commenter]

Benchmarks

Benchmark execution time: 2025-02-14 08:35:14

Comparing candidate commit 24348f5 in PR branch tonycthsu/permission-clean-cach with baseline commit 4e27ecd in branch master.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 31 metrics, 2 unstable metrics.