Update docker.elastic.co/elasticsearch/elasticsearch Docker tag to v8.15.0

[renovate-bot]

This PR contains the following updates:

Package	Update	Change
docker.elastic.co/elasticsearch/elasticsearch (source)	minor	8.14.1 -> 8.15.0

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Release Notes

elastic/elasticsearch (docker.elastic.co/elasticsearch/elasticsearch)

v8.15.0: Elasticsearch 8.15.0

Compare Source

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.15/release-notes-8.15.0.html

v8.14.3: Elasticsearch 8.14.3

Compare Source

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.14/release-notes-8.14.3.html

v8.14.2: Elasticsearch v8.14.2

Compare Source

Downloads: https://elastic.co/downloads/elasticsearch
Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.14/release-notes-8.14.2.html

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.81%. Comparing base (d8f21f8) to head (559561b).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5838   +/-   ##
=======================================
  Coverage   96.81%   96.81%           
=======================================
  Files         342      342           
  Lines       16525    16525           
=======================================
  Hits        15998    15998           
  Misses        340      340           
  Partials      187      187           

Flag	Coverage Δ
badger_v1	8.05% <ø> (ø)
badger_v2	1.81% <ø> (ø)
cassandra-3.x-v1	16.61% <ø> (ø)
cassandra-3.x-v2	1.74% <ø> (ø)
cassandra-4.x-v1	16.61% <ø> (ø)
cassandra-4.x-v2	1.74% <ø> (ø)
elasticsearch-6.x-v1	18.77% <ø> (ø)
elasticsearch-7.x-v1	18.83% <ø> (ø)
elasticsearch-8.x-v1	19.03% <ø> (+0.01%)	⬆️
elasticsearch-8.x-v2	1.81% <ø> (+0.01%)	⬆️
grpc_v1	9.52% <ø> (ø)
grpc_v2	7.14% <ø> (ø)
kafka-v1	9.74% <ø> (ø)
kafka-v2	1.81% <ø> (ø)
memory_v2	1.81% <ø> (ø)
opensearch-1.x-v1	18.89% <ø> (ø)
opensearch-2.x-v1	18.89% <ø> (ø)
opensearch-2.x-v2	1.81% <ø> (ø)
unittests	95.29% <ø> (ø)

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