#166226540 Refactor reset password function

[chidimo]

What does this PR do?

Refactor reset password function

Description of Task to be completed?

1. Made the function into two parts. First, if the user remembers their password, and if the user doesn't

How should this be manually tested?

1. Clone the repo
2. cd into the root folder on a cmd shell and run yarn install. PowerShell is fine also.
3. Setup a PostgreSQL DB.
4. Define a .env file in the root of the project and supply values for the following parameters

   JWT_SECRET=<json-web-token-secret>
   DBNAME=<database-name>
   PGPASSWORD=<postgres-db-password>
   PGHOST=<postgres-db-host>
   PGUSER=<postgres-db-user>
   PGPORT=<postgres-db-port>

5. Create a PostgreSQL database called testdb.
6. Run command yarn test

Any background context you want to provide?

Nil

What are the relevant pivotal tracker stories?

166226540

Screenshots (if appropriate)

Nil

Questions:

Nil