Bump com.squareup.okio:okio from 3.14.0 to 3.15.0 in /test/fixtures/hdfs-fixture (opensearch-project#18689)

* Bump com.squareup.okio:okio in /test/fixtures/hdfs-fixture

Bumps [com.squareup.okio:okio](https://github.com/square/okio) from 3.14.0 to 3.15.0.
- [Release notes](https://github.com/square/okio/releases)
- [Changelog](https://github.com/square/okio/blob/master/CHANGELOG.md)
- [Commits](square/okio@parent-3.14.0...parent-3.15.0)

---
updated-dependencies:
- dependency-name: com.squareup.okio:okio
  dependency-version: 3.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

* Update changelog

Signed-off-by: dependabot[bot] <[email protected]>

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

CHANGELOG.md

@@ -33,7 +33,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump `org.apache.logging.log4j:log4j-core` from 2.24.3 to 2.25.0 ([#18589](https://github.com/opensearch-project/OpenSearch/pull/18589))
 - Bump `com.google.code.gson:gson` from 2.13.0 to 2.13.1 ([#18585](https://github.com/opensearch-project/OpenSearch/pull/18585))
 - Bump `com.azure:azure-core-http-netty` from 1.15.11 to 1.15.12 ([#18586](https://github.com/opensearch-project/OpenSearch/pull/18586))
-- Bump `com.squareup.okio:okio` from 3.13.0 to 3.14.0 ([#18645](https://github.com/opensearch-project/OpenSearch/pull/18645))
+- Bump `com.squareup.okio:okio` from 3.13.0 to 3.15.0 ([#18645](https://github.com/opensearch-project/OpenSearch/pull/18645), [#18689](https://github.com/opensearch-project/OpenSearch/pull/18689))
 - Bump `com.netflix.nebula.ospackage-base` from 11.11.2 to 12.0.0 ([#18646](https://github.com/opensearch-project/OpenSearch/pull/18646))
 - Bump `com.azure:azure-storage-blob` from 12.30.0 to 12.30.1 ([#18644](https://github.com/opensearch-project/OpenSearch/pull/18644))
 - Bump `org.bouncycastle:bctls-fips` from 2.0.19 to 2.0.20 ([#18668](https://github.com/opensearch-project/OpenSearch/pull/18668))

test/fixtures/hdfs-fixture/build.gradle

@@ -88,6 +88,6 @@ dependencies {
   runtimeOnly("com.squareup.okhttp3:okhttp:4.12.0") {
     exclude group: "com.squareup.okio"
   }
-  runtimeOnly "com.squareup.okio:okio:3.14.0"
+  runtimeOnly "com.squareup.okio:okio:3.15.0"
   runtimeOnly "org.xerial.snappy:snappy-java:1.1.10.7"
 }