Fix error in unmanaged app uninstall

components/application-mgt/org.wso2.carbon.device.application.mgt.core/src/main/java/org/wso2/carbon/device/application/mgt/core/dao/impl/subscription/GenericSubscriptionDAOImpl.java

@@ -941,7 +941,7 @@ public class GenericSubscriptionDAOImpl extends AbstractDAOImpl implements Subsc
                     "ON " +
                     "AP_DEVICE_SUBSCRIPTION.AP_APP_RELEASE_ID = AP_APP_RELEASE.AP_APP_ID " +
                     "WHERE PACKAGE_NAME = ? " +
-                    "AND DM_DEVICE_ID = ?" +
+                    "AND DM_DEVICE_ID = ? " +
                     "AND UNSUBSCRIBED = 'FALSE' " +
                     "AND STATUS = 'COMPLETED';";
             try (PreparedStatement stmt = conn.prepareStatement(sql)) {