Update dependency org.assertj:assertj-core to v3.27.7

Author: renovate[bot]

pom.xml

@@ -32,7 +32,7 @@
         <servlet-api.version>6.1.0</servlet-api.version>
 
         <junit.version>6.0.2</junit.version>
-        <assertj.version>3.27.6</assertj.version>
+        <assertj.version>3.27.7</assertj.version>
         <mockito.version>5.21.0</mockito.version>
         <logback.version>1.5.31</logback.version>