[TSD] add annotations for login failure settings and feature flags

Description

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    1. Description

This PR adds annotations for settings and feature flags which are related to login failure.
`ENABLE_MAX_FAILED_LOGIN_ATTEMPTS`
`MAX_FAILED_LOGIN_ATTEMPTS_ALLOWED`
`MAX_FAILED_LOGIN_ATTEMPTS_LOCKOUT_PERIOD_SECS`

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    1. Supporting information

https://github.com/edx/edx-platform/pull/2331

Done

Assignee

Raul Gallegos

Reporter

Open Source Pull Request Bot

Labels

Contributor Name

Jayram Nai

Repo

edx/edx-platform

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Github Lines Added

25

Github Lines Deleted

0

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