updating default value for submitted and delivered on date (#51)

Author: ankita10r

Diff for: src/main/resources/db/migration/V1__Initial_Setup.sql

@@ -46,8 +46,8 @@ CREATE TABLE m_outbound_messages (
   source_address	      VARCHAR(100)                                    NULL DEFAULT NULL,
   sms_bridge_id           BIGINT(20)                                      NOT NULL,
   mobile_number           VARCHAR(255)                                    NOT NULL,
-  submitted_on_date       TIMESTAMP                                       NOT NULL DEFAULT NOW(),
-  delivered_on_date       TIMESTAMP                                       NOT NULL DEFAULT NOW(),
+  submitted_on_date       TIMESTAMP                                       NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  delivered_on_date       TIMESTAMP                                       NOT NULL DEFAULT CURRENT_TIMESTAMP,
   delivery_status	      INT(3)										  NOT NULL,
   message		          VARCHAR(4096)                                   NOT NULL,
   CONSTRAINT `m_outbound_messages_1` FOREIGN KEY (`sms_bridge_id`) REFERENCES `m_sms_bridge` (`id`)