bg(chat): add pagination when retrieving the messages

[jo-rdan]

What does this PR do?

It adds pagination functionality while retrieving messages

Description of Task to be completed?

Implement pagination functionality

How should this be manually tested?

• Clone this repo
• make sure you have all the packages installed by running this command npm i
• Make sure you have all the tables in the database by running this command npm run db-migrate
• Start the server use this endpoint /api/v1/messages?page={pass in the page number}&limit={pass in the limit number} and hit send and it should retrieve the number of records equal to the limit
  and if you change the page number it should change accordingly

Any background context you want to provide?

• N/A

What are the relevant pivotal tracker stories?

Screenshots (if appropriate)

Questions: