chore(deps): bump org.assertj:assertj-core from 3.25.3 to 3.26.3

Bumps [org.assertj:assertj-core](https://github.com/assertj/assertj) from 3.25.3 to 3.26.3.
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.25.3...assertj-build-3.26.3)

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

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

build.gradle.kts

@@ -76,7 +76,7 @@ val servletVersion = "4.0.1"
 val slf4japiVersion = "1.7.36"
 val spotbugsAnnotationsVersion = "4.8.6"
 val testcontainersVersion = "1.20.4"
-val assertjVersion = "3.25.3"
+val assertjVersion = "3.26.3"
 val awaitilityVersion = "4.2.2"
 
 distributions {