fix(3163900810): align discord button to Figma

[galuzan-starkware]

Description of the Changes

• Changing the size of the button
• Changing padding and border radius

Solves #3163900810

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Checklist

• [x] Manually tests of the main Application flows are done and passed.
• [ ] New unit / functional tests have been added (whenever applicable).
• [ ] 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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[dan-ziv]

:tada: This PR is included in version 1.9.0-dev.15 :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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[dan-ziv]

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

The release is available on GitHub release

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