build(deps): bump assertj-core from 3.17.2 to 3.18.0 (OpenAPITools#193)

Bumps [assertj-core](https://github.com/assertj/assertj-core) from 3.17.2 to 3.18.0.
- [Release notes](https://github.com/assertj/assertj-core/releases)
- [Commits](assertj/assertj@assertj-core-3.17.2...assertj-core-3.18.0)

Signed-off-by: dependabot[bot] <support@github.com>

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

Author: dependabot[bot]

pom.xml

@@ -146,7 +146,7 @@
             <dependency>
                 <groupId>org.assertj</groupId>
                 <artifactId>assertj-core</artifactId>
-                <version>3.17.2</version>
+                <version>3.18.0</version>
                 <scope>test</scope>
             </dependency>
             <dependency>