Apply suggestions from code review

Co-authored-by: Suresh Kumar Anaparti <sureshkumar.anaparti@gmail.com>

Author: nvazquez

plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/wrapper/LibvirtMigrateCommandWrapper.java

@@ -260,10 +260,10 @@ Use VIR_DOMAIN_XML_SECURE (value = 1) prior to v1.0.0.
             boolean isMigrateDowntimeSet = false;
 
             final int migrateWait = libvirtComputingResource.getMigrateWait();
-            logger.info("vm.migrate.wait value set to: {}for VM: {}", migrateWait, vmName);
+            logger.info("vm.migrate.wait value set to: {} secs for VM: {}", migrateWait, vmName);
 
             final int migratePauseAfter = libvirtComputingResource.getMigratePauseAfter();
-            logger.info("vm.migrate.pauseafter value set to: {} for VM: {}", migratePauseAfter, vmName);
+            logger.info("vm.migrate.pauseafter value set to: {} ms for VM: {}", migratePauseAfter, vmName);
 
             while (!executor.isTerminated()) {
                 Thread.sleep(100);