feat(user): add support for resend invite

[apoorvdixit88]

Type of Change

• Bugfix
• New feature
• Enhancement
• Refactoring
• Dependency updates
• Documentation
• CI/CD

Description

The new endpoint /resend_invite, add supports to send invitation to user again.

Additional Changes

• This PR modifies the API contract
• This PR modifies the database schema
• This PR modifies application configuration/environment variables

Motivation and Context

How did you test it?

To invite user:

curl --location 'http://localhost:8080/user/user/invite' \
--header 'Authorization: Bearer JWT' \
--header 'Content-Type: application/json' \
--data-raw '{
    "email": "[email protected]",
    "name": "test2",
    "role_id": "merchant_admin"
}
'

For resend invite:

curl --location 'http://localhost:8080/user/user/resend_invite' \
--header 'Authorization: Bearer JWT' \
--header 'Content-Type: application/json' \
--data-raw '{
    "email": "[email protected]"
}'

Checklist

• I formatted the code cargo +nightly fmt --all
• I addressed lints thrown by cargo clippy
• I reviewed the submitted code
• I added unit tests for my changes where possible
• I added a CHANGELOG entry if applicable

[ThisIsMani]

LGTM