FIX LogrankCriterion does not consider sample_weight

[sebp]

Checklist

• closes SurvivalTree is handling sample_weight incorrectly #443
• pytest passes
• tests are included
• code is well formatted
• documentation renders correctly

What does this implement/fix? Explain your changes
Incorporate sample weights into the LogrankCriterion that is used to compute the split criteria used in SurvivalTree.

Notably, this affects RandomSurvivalForest and ExtraSurvivalTrees too, because individual trees in the forests are passed sample_weight.

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ +0.00%	✅ ∅

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (bceb53e)	3526	3495	99.12%
Head commit (769ea89)	3526 (+0)	3495 (+0)	99.12% (+0.00%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#464)	0	0	∅ (not applicable)

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

See your quality gate settings    Change summary preferences

---

_{🚀 Don’t miss a bit, follow what’s new on Codacy.}

_{Codacy stopped sending the deprecated coverage status on June 5th, 2024. Learn more}

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.15%. Comparing base (bceb53e) to head (769ea89).
Report is 3 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #464   +/-   ##
=======================================
  Coverage   98.15%   98.15%           
=======================================
  Files          37       37           
  Lines        3526     3526           
  Branches      539      539           
=======================================
  Hits         3461     3461           
  Misses         31       31           
  Partials       34       34           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.