Revert Mockito to 4.11.0 for JDK8 support

Revert Mockito to 4.11.0 for JDK8 support

#294

Author: smcvb

pom.xml

@@ -67,7 +67,7 @@
         <commons-io.version>2.16.0</commons-io.version>
         <javax.jaxb-api.version>2.3.1</javax.jaxb-api.version>
         <junit.jupiter.version>5.10.1</junit.jupiter.version>
-        <mockito.version>5.11.0</mockito.version>
+        <mockito.version>4.11.0</mockito.version>
 
         <jacoco-maven.version>0.8.11</jacoco-maven.version>
         <maven-assembly.version>3.7.1</maven-assembly.version>