chore: improvements and fixes based on open issues

[MrWeez]

Description

This PR introduces fixes and improvements based on feature request and bug reports from open issues

Changelog:

• (Tickets) Added ability for admins/moderators to update ticket category and priority
• (Payments) Added recheck and force confirm payment options
• (Stripe) Renamed Endpoint secret to Publishable key
• Display credits name instead of type (Credits) in confirm payment email and admin payments

Notes:

• New permissions introduced! Run php artisan db:seed --class=GeneralPermissionsSeeder during update process!
• New migrations! Run php artisan migrate during update

Closes #686
Closes #1342

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Type of Change

• Bug fix
• New feature
• Breaking change
• Refactor / code quality
• Documentation
• Other:

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Testing

Change category/priority tested
Stripe and PayPal recheck tested with sandbox keys. Mercado Pago and Mollie isn't checked, but should work (checked api documentation for both payment gateways)

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Screenshots

Edit ticket category and priority

Recheck and force confirm payment

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AI Assistance

• I used AI tools to assist with this contribution

As always, best debug tool ❤️

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Checklist

• My PR targets the development branch
• Commit messages follow Conventional Commits
• Code follows PSR-12
• I have reviewed my own code
• I have tested all affected functionality
• No new warnings or errors introduced

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