fix(3127762574): login strings to be under modals and not under menus

[galuzan-starkware]

Description of the Changes

• moving translation of login to be under modals in strings.js
• deleting the Login.js component (now we are using LoginModal.js)
• deleting unused login strings

Solves #3127762574

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Checklist

• [x] Changes have been done against dev branch, and PR does not conflict.
• [x] Manually tests of the main Application flows are done and passed.
• [ ] New unit / functional tests have been added (whenever applicable).
• [x] Automation tests are passing in local environment.
• [ ] Docs have been updated (whenever relevant).
• [x] PR title is follow the Conventional Commits convention: <type>[optional scope]: <description>, e.g: fix: prevent racing of requests

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This change is 

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[dan-ziv]

:tada: This PR is included in version 1.9.0-dev.4 :tada:

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[dan-ziv]

:tada: This PR is included in version 1.9.0 :tada:

The release is available on GitHub release

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[dan-ziv]

:tada: This PR is included in version 1.9.0 :tada:

The release is available on GitHub release

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