Add LogRecordBenchmark

[jack-berg]

Followup to #8031, #8000.

This completes the record side of benchmarks.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.32%. Comparing base (284a64f) to head (2138348).
⚠️ Report is 6 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #8106   +/-   ##
=========================================
  Coverage     90.32%   90.32%           
  Complexity     7607     7607           
=========================================
  Files           839      839           
  Lines         22888    22888           
  Branches       2283     2283           
=========================================
  Hits          20673    20673           
  Misses         1506     1506           
  Partials        709      709           

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[jkwatson]

👍🏽 Should we include a point-in-time snapshot of the current performance, as of this PR (in the PR description)?

[jack-berg]

Should we include a point-in-time snapshot of the current performance, as of this PR (in the PR description)?

We get per-commit snapshots of performance ran on stable hardware and published to here, so we'll get this for free!

(Side note, the benchmark history got manged and I'm fixing it in #8113)