updating the version of jmockit for Java8+ compatibility

Author: Atit Gupta

ipp-v3-java-devkit/pom.xml

@@ -88,7 +88,7 @@
         <dependency>
             <groupId>org.jmockit</groupId>
             <artifactId>jmockit</artifactId>
-            <version>1.25</version>
+            <version>1.48</version>
             <scope>test</scope>
         </dependency>