Create APIException for error response returns

[EduardoJM]

• [x] https://github.com/tunelator/tunelator-backend/blob/main/tunelator/authentication/views.py#L219
• [x] https://github.com/tunelator/tunelator-backend/blob/main/tunelator/authentication/views.py#L221
• [x] https://github.com/tunelator/tunelator-backend/blob/main/tunelator/authentication/views.py#L225
• [x] https://github.com/tunelator/tunelator-backend/blob/main/tunelator/authentication/views.py#L247
• [x] https://github.com/tunelator/tunelator-backend/blob/main/tunelator/authentication/views.py#L249
• [x] https://github.com/tunelator/tunelator-backend/blob/main/tunelator/authentication/views.py#L253
• [x] https://github.com/tunelator/tunelator-backend/blob/main/tunelator/mails/views.py#L31
• [x] https://github.com/tunelator/tunelator-backend/blob/main/tunelator/mails/viewsets.py#L46
• [x] https://github.com/tunelator/tunelator-backend/blob/main/tunelator/plans/viewsets.py#L47