Update dependency org.assertj:assertj-core to v3.27.4

Author: renovate[bot]

pom.xml

@@ -17,7 +17,7 @@
         <java.version>1.8</java.version>
         <kotlin.version>1.7.0</kotlin.version>
 
-        <assertj.version>3.23.1</assertj.version>
+        <assertj.version>3.27.4</assertj.version>
         <java-jwt.version>3.19.2</java-jwt.version>
         <junit.version>4.13.2</junit.version>
         <junit-dataprovider.version>1.13.1</junit-dataprovider.version>