feat(deriv_auth): [DERG-1396] akhil/1396/multi_user_level_authentication_poc_master

[akhil-deriv]

Clickup link:
https://app.clickup.com/t/20696747/DERG-1396
https://app.clickup.com/t/20696747/DERG-2241
https://app.clickup.com/t/20696747/DERG-2242
Fixes issue: Implemented Multi Token Authorization in Deriv Auth

This PR contains the following changes:

• ✨ New feature (non-breaking change which adds functionality)
• 🛠️ Bug fix (non-breaking change which fixes an issue)
• ❌ Breaking change (fix or feature that would cause existing functionality to change)
• 🧹 Code refactor
• ✅ Build configuration change
• 📝 Documentation
• 🗑️ Chore

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Pre-launch Checklist (For PR creator)

As a creator of this PR:

• ✍️ I have included clickup id and package/app_name in the PR title.
• 👁️ I have gone through the code and removed any temporary changes (commented lines, prints, debug statements etc.).
• ⚒️ I have fixed any errors/warnings shown by the analyzer/linter.
• 📝 I have added documentation, comments and logging wherever required.
• 🧪 I have added necessary tests for these changes.
• 🔎 I have ensured all existing tests are passing.

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• 🧪 All the necessary tests for this PR's are passing.

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• 👌 It passes the acceptance criteria.

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