chore(deps): update mockito monorepo to v5.21.0

Author: renovate[bot]

pom.xml

@@ -250,13 +250,13 @@
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-junit-jupiter</artifactId>
-            <version>5.15.2</version>
+            <version>5.21.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>5.15.2</version>
+            <version>5.21.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>