Bump org.assertj:assertj-core from 3.23.1 to 3.27.7 (#1285)

Bumps [org.assertj:assertj-core](https://github.com/assertj/assertj) from 3.23.1 to 3.27.7.
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-core-3.23.1...assertj-build-3.27.7)

---
updated-dependencies:
- dependency-name: org.assertj:assertj-core
  dependency-version: 3.27.7
  dependency-type: direct:production
...

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

Author: dependabot[bot]

pom.xml

@@ -85,7 +85,7 @@
         <commons-math-version>2.2</commons-math-version>
         <jackson-mapper-asl-version>1.9.13</jackson-mapper-asl-version>
         <jackson-version>2.18.1</jackson-version>
-        <assertj-version>3.23.1</assertj-version>
+        <assertj-version>3.27.7</assertj-version>
         <!-- Upgrading to Jersey 2.x is difficult and of unclear benefits, see
              https://stackoverflow.com/questions/17098341#22033825 -->
         <jersey-version>1.19.4</jersey-version>