ci: adds APPSEC_BLOCKING scenario in CI

[cbeauchesne]

What does this PR do?
Adds system-tests scenario APPSEC_BLOCKING in the CI

Motivation:
A change (probably #4163) broke blocking feature. this scenario will prevent any future bug

Change log entry

Additional Notes:
This PR can't be merged before the feature is fixed, or the test adapted

How to test the change?
CI is green.

[datadog-datadog-prod-us1]

Datadog Report

Branch report: cbeauchesne/add-system-tests-scenario
Commit report: e1e0b67
Test service: dd-trace-rb

✅ 0 Failed, 22038 Passed, 1458 Skipped, 5m 49.61s Total Time

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.77%. Comparing base (646d17a) to head (e1e0b67).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4171      +/-   ##
==========================================
- Coverage   97.77%   97.77%   -0.01%     
==========================================
  Files        1353     1353              
  Lines       81861    81861              
  Branches     4153     4153              
==========================================
- Hits        80042    80039       -3     
- Misses       1819     1822       +3     

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[pr-commenter]

Benchmarks

Benchmark execution time: 2024-11-28 09:11:23

Comparing candidate commit e1e0b67 in PR branch cbeauchesne/add-system-tests-scenario with baseline commit 646d17a in branch master.

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