Update dependency org.mockito:mockito-core to v5.20.0

Author: renovate[bot]

pom.xml

@@ -391,7 +391,7 @@
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>5.15.2</version>
+            <version>5.20.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>