[FEATURE]: [KLARNA] Klarna Kustom Checkout Integration

[Sweta-Kumari-Sharma]

Feature Description

Klarna supports two types of payment methods:

1. Klarna Payments
2. Klarna Kustom Checkout

This issue includes integration of Klarna KCO

Possible Implementation

Based on the PML got, there will be a switching between both Klarna Payments and Klarna Checkout. Klarna Checkout will include the complete checkout process along with payment.

Have you spent some time checking if this feature request has been raised before?

• I checked and didn't find a similar issue

Have you read the Contributing Guidelines?

• I have read the Contributing Guidelines

Are you willing to submit a PR?

Yes, I am willing to submit a PR!