qemuMonitorJSONGetVirtType: Fix error message

When querying for kvm, we try to find 'enabled' field. Hence the error
message should report we haven't found 'enabled' and not 'running'
(which is not even in the reply). Probably a typo or copy-paste error.

src/qemu/qemu_monitor_json.c

@@ -1300,7 +1300,7 @@ int qemuMonitorJSONGetVirtType(qemuMonitorPtr mon,
 
         if (virJSONValueObjectGetBoolean(data, "enabled", &val) < 0) {
             virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
-                           _("info kvm reply missing 'running' field"));
+                           _("info kvm reply missing 'enabled' field"));
             ret = -1;
             goto cleanup;
         }