Bump it.unimi.dsi:fastutil from 8.5.13 to 8.5.15 (#752)

Bumps [it.unimi.dsi:fastutil](https://github.com/vigna/fastutil) from 8.5.13 to 8.5.15.
- [Changelog](https://github.com/vigna/fastutil/blob/master/CHANGES)
- [Commits](https://github.com/vigna/fastutil/commits/8.5.15)

---
updated-dependencies:
- dependency-name: it.unimi.dsi:fastutil
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -54,7 +54,7 @@ version-catalog-update-plugin = "0.8.5"
 wiremock = "2.27.2"
 asm = "9.7"
 avro = "1.11.3"
-fastutil = "8.5.13"
+fastutil = "8.5.15"
 h2 = "2.2.224"
 parquet = "1.14.0"
 spring-main = "6.1.10"