Bump org.assertj:assertj-core from 3.27.5 to 3.27.6 (#429)

Bumps [org.assertj:assertj-core](https://github.com/assertj/assertj) from 3.27.5 to 3.27.6.
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.27.5...assertj-build-3.27.6)

---
updated-dependencies:
- dependency-name: org.assertj:assertj-core
  dependency-version: 3.27.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -7,7 +7,7 @@ handlebars = "4.3.1"
 picocli = "4.7.7"
 logback = "1.5.18"
 slf4j = "1.7.36"
-assertj = "3.27.5"
+assertj = "3.27.6"
 mockito = "5.5.0"
 asmForPlugins = "7.3.1"
 javaFormatForPlugins = "0.0.47"