Collect 'logs_created' internal metric

[iamluc]

Description

Part of https://datadoghq.atlassian.net/browse/AIT-4125

Reviewer checklist

• Test coverage seems ok.
• Appropriate labels assigned.

[codecov-commenter]

Codecov Report

Merging #2604 (a2e7477) into master (7169ff4) will decrease coverage by 10.35%.
Report is 5 commits behind head on master.
The diff coverage is 100.00%.

Additional details and impacted files

@@              Coverage Diff              @@
##             master    #2604       +/-   ##
=============================================
- Coverage     75.52%   65.18%   -10.35%     
  Complexity     2603     2603               
=============================================
  Files           242      242               
  Lines         27277    27267       -10     
  Branches        985      985               
=============================================
- Hits          20601    17774     -2827     
- Misses         6151     8968     +2817     
  Partials        525      525               

Flag	Coverage Δ
appsec-extension	69.01% <ø> (ø)
tracer-extension	78.71% <100.00%> (-0.01%)	⬇️
tracer-php	47.09% <ø> (-27.00%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
ext/ddtrace.c	73.25% <100.00%> (-0.07%)	⬇️
ext/sidecar.h	70.00% <100.00%> (+7.50%)	⬆️
ext/telemetry.c	98.91% <100.00%> (+0.08%)	⬆️

... and 23 files with indirect coverage changes

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 7169ff4...a2e7477. Read the comment docs.

[pr-commenter]

Benchmarks

Benchmark execution time: 2024-04-12 15:26:18

Comparing candidate commit 5efc1b3 in PR branch lv/metric-logs_created with baseline commit 4780cb9 in branch master.

Found 0 performance improvements and 1 performance regressions! Performance is the same for 177 metrics, 0 unstable metrics.

scenario:TraceSerializationBench/benchSerializeTrace

• 🟥 execution_time [+19.230µs; +22.070µs] or [+10.935%; +12.551%]

[bwoebi]

Looks straightforward, thanks :-)