Bump org.assertj:assertj-core from 3.27.5 to 3.27.6 (#6753)

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

@@ -4,7 +4,7 @@ application-insights = "2.6.4"
 archunit = "1.4.1"
 asmForPlugins = "7.3.1"
 aspectjweaver = "1.9.24"
-assertj = "3.27.5"
+assertj = "3.27.6"
 awaitility = "4.3.0"
 caffeine = "2.9.3"
 cloudwatch2 = "2.31.78"