Bump org.mockito:mockito-core from 5.12.0 to 5.20.0 (#221)

Author: dependabot[bot]

pom.xml

@@ -61,7 +61,7 @@
         <maven.sonar.plugin.version>5.0.0.4389</maven.sonar.plugin.version>
         <maven.jacoco.plugin.version>0.8.13</maven.jacoco.plugin.version>
         <maven-release-plugin-version>3.0.1</maven-release-plugin-version>
-        <mockito.version>5.12.0</mockito.version>
+        <mockito.version>5.20.0</mockito.version>
 
         <!-- Required for tests with Tomcat and jdk 17 -->
         <javaModuleArgs>--add-opens java.base/java.io=ALL-UNNAMED</javaModuleArgs>