Update mockito monorepo to v5.21.0 (#87)

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

Author: renovate[bot]

parent/pom.xml

@@ -232,12 +232,12 @@
       <dependency>
         <groupId>org.mockito</groupId>
         <artifactId>mockito-core</artifactId>
-        <version>5.20.0</version>
+        <version>5.21.0</version>
       </dependency>
       <dependency>
         <groupId>org.mockito</groupId>
         <artifactId>mockito-junit-jupiter</artifactId>
-        <version>5.20.0</version>
+        <version>5.21.0</version>
       </dependency>
 
     </dependencies>