Switch system-tests back to main branch

[y9v]

What does this PR do?
It switches system-tests ref back to main

Motivation:
I forgot to change the ref in this PR before merging

Change log entry
None.

Additional Notes:
This PR has to be merged first:
DataDog/system-tests#3843

How to test the change?
CI should be green.

[datadog-datadog-prod-us1]

Datadog Report

Branch report: switch-system-tests-back-to-main
Commit report: b629aee
Test service: dd-trace-rb

✅ 0 Failed, 22068 Passed, 1477 Skipped, 6m 16.17s Total Time
⌛ 3 Performance Regressions

⌛ Performance Regressions vs Default Branch (3)

• Rails integration tests for an application with a basic route behaves like appsec standalone billing without upstream appsec propagation with attack and trace is kept with priority 2 from 0 sampling priority behaves like a trace with ASM Standalone tags is expected to eq 1212121212121212121 - rspec 4.45s (+3.86s, +649%) - Details
• Rails integration tests for an application with a basic route behaves like appsec standalone billing without upstream appsec propagation with attack and trace is kept with priority 2 from -1 sampling priority behaves like a trace sent to agent with Datadog-Client-Computed-Stats header is expected to equal true - rspec 3.9s (+3.29s, +546%) - Details
• Rails integration tests for an application with a basic route behaves like appsec standalone billing without upstream appsec propagation with attack and trace is kept with priority 2 from 0 sampling priority behaves like a request with propagated headers is expected to include "_dd.p.other=1" and "_dd.p.appsec=1" - rspec 4.24s (+3.64s, +607%) - Details

[pr-commenter]

Benchmarks

Benchmark execution time: 2025-01-20 17:35:52

Comparing candidate commit b629aee in PR branch switch-system-tests-back-to-main with baseline commit b33b1d6 in branch master.

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

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.70%. Comparing base (b33b1d6) to head (b629aee).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4304      +/-   ##
==========================================
- Coverage   97.72%   97.70%   -0.02%     
==========================================
  Files        1359     1359              
  Lines       82480    82479       -1     
  Branches     4198     4198              
==========================================
- Hits        80605    80590      -15     
- Misses       1875     1889      +14     

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[ivoanjo]

👍 LGTM. I've spotted that DataDog/system-tests#3843 isn't yet merged so I'm tagging this as do-not-merge but once that's clear this one is good to go as well.