feat: wallet settings revamp

[pavanjoshi914]

Describe the changes you have made in this PR

Revamp wallet settings

Type of change

• feat: New feature (non-breaking change which adds functionality)

Checklist

• [X] Self-review of changed code
• [X] Manual testing
• [X] Added automated tests where applicable
• [X] Update Docs & Guides
• For UI-related changes
• [X] Darkmode
• [X] Responsive layout

[pavanjoshi914]

@reneaaron if you are ok with it we shall do changes to nostr screen in separate pr. this is already getting bigger,

[pavanjoshi914]

tAck