Bump org.assertj:assertj-core from 3.25.1 to 3.25.3

Bumps [org.assertj:assertj-core](https://github.com/assertj/assertj) from 3.25.1 to 3.25.3.
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.25.1...assertj-build-3.25.3)

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

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -3,7 +3,7 @@ ant = "1.10.14"
 apiguardian = "1.1.2"
 asciidoctorj-pdf = "2.3.10"
 asciidoctor-plugins = "4.0.2" # Check if workaround in documentation.gradle.kts can be removed when upgrading
-assertj = "3.25.1"
+assertj = "3.25.3"
 bnd = "7.0.0"
 checkstyle = "10.12.5"
 gradleVersionsPlugin = "0.51.0"