Fix incorrect date type issue

Co-authored-by: Sanjana Rajapakshe <sanjana@entgra.io>
Co-committed-by: Sanjana Rajapakshe <sanjana@entgra.io>

features/application-mgt/io.entgra.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/h2.sql

@@ -57,8 +57,8 @@ CREATE TABLE IF NOT EXISTS AP_APP_REVIEW(
   COMMENT TEXT NOT NULL,
   ROOT_PARENT_ID INTEGER NOT NULL,
   IMMEDIATE_PARENT_ID INTEGER NOT NULL,
-  CREATED_AT TIMESTAMP NOT NULL,
-  MODIFIED_AT TIMESTAMP NOT NULL,
+  CREATED_AT BIGINT NOT NULL,
+  MODIFIED_AT BIGINT NOT NULL,
   RATING INTEGER NULL,
   USERNAME VARCHAR(45) NOT NULL,
   ACTIVE_REVIEW BOOLEAN NOT NULL DEFAULT TRUE,

features/application-mgt/io.entgra.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/mssql.sql

@@ -58,8 +58,8 @@ CREATE TABLE AP_APP_REVIEW(
     COMMENT VARCHAR(max) NOT NULL,
     ROOT_PARENT_ID INTEGER NOT NULL,
     IMMEDIATE_PARENT_ID INTEGER NOT NULL,
-    CREATED_AT DATETIME2(0) NOT NULL,
-    MODIFIED_AT DATETIME2(0) NOT NULL,
+    CREATED_AT BIGINT NOT NULL,
+    MODIFIED_AT BIGINT NOT NULL,
     RATING INTEGER NULL,
     USERNAME VARCHAR(45) NOT NULL,
     ACTIVE_REVIEW BIT NOT NULL DEFAULT 1,

features/application-mgt/io.entgra.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/postgresql.sql

@@ -63,8 +63,8 @@ CREATE TABLE IF NOT EXISTS AP_APP_REVIEW(
     COMMENT TEXT NOT NULL,
     ROOT_PARENT_ID INTEGER NOT NULL,
     IMMEDIATE_PARENT_ID INTEGER NOT NULL,
-    CREATED_AT TIMESTAMP(0) DEFAULT CURRENT_TIMESTAMP NOT NULL,
-    MODIFIED_AT TIMESTAMP(0) DEFAULT CURRENT_TIMESTAMP NOT NULL,
+    CREATED_AT BIGINT NOT NULL,
+    MODIFIED_AT BIGINT NOT NULL,
     RATING INTEGER NULL,
     USERNAME VARCHAR(45) NOT NULL,
     ACTIVE_REVIEW BOOLEAN NOT NULL DEFAULT TRUE,