feat(SW-3642): Enable SAS EB payments * Wip add SAS eb payment * Add validate payment call * Check booking status payment method to determine validation * Clean up getPaymentData * Fix PartnerPoints casing * Add comment for validatePartnerPayment error handling * Remove comment Approved-by: Joakim Jäderberg
chore: Refactor PaymentClient * Extract function mustGuaranteeBooking * Break apart PaymentClient Approved-by: Joakim Jäderberg
Chore/move enter details Approved-by: Anton Gunnarsson