Update dependency org.assertj:assertj-core to v3.26.3

Author: renovate[bot]

pom.xml

@@ -104,7 +104,7 @@
     <dependency>
       <groupId>org.assertj</groupId>
       <artifactId>assertj-core</artifactId>
-      <version>3.26.0</version>
+      <version>3.26.3</version>
       <scope>test</scope>
     </dependency>
     <dependency>