#160239657 User should be able to update order status

[akhilome]

What does this PR do?

creates API endpoint users can interact with to change the status of an existing order

Description of Task to be completed?

• write unit tests for PUT /api/v1/orders/
• write code to make test pass

How should this be manually tested?

• After cloning the repo, run npm test in the project's directory
• Also, you can fire up postman, start the project by running npm start, and test away on Postman by visiting the endpoint http://localhost:3000/api/v1/orders/<orderId>, replacing <orderId> with the id of the order you wish to update.

What are the relevant pivotal tracker stories?

#160239657

Screenshots

[coveralls]

Pull Request Test Coverage Report for Build 37

• 30 of 30 (100.0%) changed or added relevant lines in 4 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 100.0%

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Totals
Change from base Build 34:	0.0%
Covered Lines:	212
Relevant Lines:	212

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💛 - Coveralls