Update dependency org.assertj:assertj-core 3.25.3 -> 3.26.0

pom.xml

@@ -49,7 +49,7 @@
         <!-- Other compile dependency versions (keep sorted alphabetically) -->
         <!-- Items annotated with @sync can be updated by running mvn cq:sync-versions -N -->
         <angus-mail.version>2.0.3</angus-mail.version>
-        <assertj.version>3.25.3</assertj.version>
+        <assertj.version>3.26.0</assertj.version>
         <cxf.xjcplugins.version>4.0.0</cxf.xjcplugins.version><!-- @sync org.apache.cxf:cxf:${cxf.version} prop:cxf.xjc-utils.version -->
         <ehcache.version>3.10.8</ehcache.version>
         <fastinfoset.version>2.1.1</fastinfoset.version>