Bump org.assertj:assertj-core from 3.26.0 to 3.26.3

Bumps [org.assertj:assertj-core](https://github.com/assertj/assertj) from 3.26.0 to 3.26.3.
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.26.0...assertj-build-3.26.3)

---
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]>

pom.xml

@@ -34,7 +34,7 @@
         <jacoco-maven-plugin.version>0.8.12</jacoco-maven-plugin.version>
         <jaxb-api.version>2.3.1</jaxb-api.version>
         <coveralls-maven-plugin.version>4.3.0</coveralls-maven-plugin.version>
-        <assertj-core.version>3.26.0</assertj-core.version>
+        <assertj-core.version>3.26.3</assertj-core.version>
         <omni-coveragereporter-maven-plugin.version>0.4.3</omni-coveragereporter-maven-plugin.version>
         <picocli.version>4.7.6</picocli.version>
         <kumuluzee-microProfile-3.3.version>4.1.0</kumuluzee-microProfile-3.3.version>