Bump org.assertj:assertj-core from 1.7.1 to 3.25.0

Bumps [org.assertj:assertj-core](https://github.com/assertj/assertj) from 1.7.1 to 3.25.0.
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-core-1.7.1...assertj-build-3.25.0)

---
updated-dependencies:
- dependency-name: org.assertj:assertj-core
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

modernizer-maven-plugin/pom.xml

@@ -88,7 +88,7 @@
     <dependency>
       <groupId>org.assertj</groupId>
       <artifactId>assertj-core</artifactId>
-      <version>1.7.1</version>
+      <version>3.25.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>