Update module github.com/elastic/go-elasticsearch/v8 to v8.15.0

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
github.com/elastic/go-elasticsearch/v8	v8.14.0 -> v8.15.0

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Release Notes

elastic/go-elasticsearch (github.com/elastic/go-elasticsearch/v8)

v8.15.0

Compare Source

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Configuration

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.81%. Comparing base (c0449f4) to head (2789f28).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5906      +/-   ##
==========================================
- Coverage   96.82%   96.81%   -0.02%     
==========================================
  Files         342      342              
  Lines       16524    16524              
==========================================
- Hits        15999    15997       -2     
- Misses        339      340       +1     
- Partials      186      187       +1     

Flag	Coverage Δ
badger_v1	8.05% <ø> (ø)
badger_v2	1.82% <ø> (ø)
cassandra-3.x-v1	16.62% <ø> (ø)
cassandra-3.x-v2	1.75% <ø> (ø)
cassandra-4.x-v1	16.62% <ø> (ø)
cassandra-4.x-v2	1.75% <ø> (ø)
elasticsearch-6.x-v1	18.79% <ø> (ø)
elasticsearch-7.x-v1	18.84% <ø> (ø)
elasticsearch-8.x-v1	19.04% <ø> (+0.01%)	⬆️
elasticsearch-8.x-v2	1.81% <ø> (-0.02%)	⬇️
grpc_v1	9.49% <ø> (+0.01%)	⬆️
grpc_v2	7.16% <ø> (ø)
kafka-v1	9.74% <ø> (ø)
kafka-v2	1.82% <ø> (ø)
memory_v2	1.81% <ø> (-0.02%)	⬇️
opensearch-1.x-v1	18.89% <ø> (ø)
opensearch-2.x-v1	18.90% <ø> (ø)
opensearch-2.x-v2	1.82% <ø> (+0.01%)	⬆️
unittests	95.29% <ø> (-0.02%)	⬇️

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