Update injector

[lloeki]

What does this PR do?

Update Ruby injector to latest verison

Motivation:

Add various fixes + deployment mode

Change log entry

TODO: will be backfilled once undrafted.

Additional Notes:

TODO: this is a draft to trigger onboarding tests.

How to test the change?

CI should pass

[github-actions]

👋 Hey @lloeki, please fill "Change log entry" section in the pull request description.

If changes need to be present in CHANGELOG.md you can state it this way

**Change log entry**

Yes. A brief summary to be placed into the CHANGELOG.md

(possible answers Yes/Yep/Yeah)

Or you can opt out like that

**Change log entry**

None.

(possible answers No/Nope/None)

^{Visited at: 2025-11-17 14:53:30 UTC}

[datadog-official]

✅ Tests

🎉 All green!

❄️ No new flaky tests detected
🧪 All tests passed

🎯 Code Coverage
• Patch Coverage: 100.00%
• Total Coverage: 98.38% (-0.08%)

View detailed report

_{This comment will be updated automatically if new data arrives.
🔗 Commit SHA: 40fdf08 | Docs | Datadog PR Page | Was this helpful? Give us feedback!}

[pr-commenter]

Benchmarks

Benchmark execution time: 2025-11-17 15:22:28

Comparing candidate commit 40fdf08 in PR branch lloeki/update-injector with baseline commit 0179b96 in branch master.

Found 1 performance improvements and 1 performance regressions! Performance is the same for 42 metrics, 2 unstable metrics.

scenario:profiling - Allocations ()

• 🟥 throughput [-317982.882op/s; -285395.894op/s] or [-9.613%; -8.628%]

scenario:profiling - intern mixed existing and new

• 🟩 throughput [+2.767op/s; +3.990op/s] or [+10.004%; +14.426%]