build(deps): bump xmlunit from 2.10.3 to 2.10.4

Bumps `xmlunit` from 2.10.3 to 2.10.4.

Updates `org.xmlunit:xmlunit-core` from 2.10.3 to 2.10.4
- [Release notes](https://github.com/xmlunit/xmlunit/releases)
- [Changelog](https://github.com/xmlunit/xmlunit/blob/main/RELEASE_NOTES.md)
- [Commits](xmlunit/xmlunit@v2.10.3...v2.10.4)

Updates `org.xmlunit:xmlunit-matchers` from 2.10.3 to 2.10.4
- [Release notes](https://github.com/xmlunit/xmlunit/releases)
- [Changelog](https://github.com/xmlunit/xmlunit/blob/main/RELEASE_NOTES.md)
- [Commits](xmlunit/xmlunit@v2.10.3...v2.10.4)

---
updated-dependencies:
- dependency-name: org.xmlunit:xmlunit-core
  dependency-version: 2.10.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.xmlunit:xmlunit-matchers
  dependency-version: 2.10.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -36,7 +36,7 @@ modelixBuildtools="1.9.0"
 openapi = "7.15.0"
 micrometer = "1.15.4"
 detekt = "1.23.8"
-xmlunit = "2.10.3"
+xmlunit = "2.10.4"
 kotest = "6.0.3"
 reaktive = "2.2.0"
 testcontainers = "1.21.3"