feat: update username and password

[saptarshi-datazip]

Description

Added update username and password feature.

• created public route for username and password updating feature only works when user is logged in session
• updated swagger docs
• created make command to run directly in terminal to update username and password

Fixes update user issue

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

• Tested by changing the default username and password created on starting the docker compose up.
• Also created new user using the make command and updated password for that.
• All users currently have the same view of dashboard and all jobs are visible

Screenshots or Recordings

Related PR's (If Any):

[saptarshi-datazip]

we can use the old struct also. just kept this for swagger and separation.