Update dependency org.assertj:assertj-core to v3.27.6 (#946)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pom.xml

@@ -87,7 +87,7 @@
   </scm>
 
   <properties>
-    <assertj.version>3.27.4</assertj.version>
+    <assertj.version>3.27.6</assertj.version>
     <changelist>999999-SNAPSHOT</changelist>
     <error-prone.version>2.36.0</error-prone.version>
     <gson.version>2.10.1</gson.version>