feat: add receipt export and viewing on request scan#142

aimensahnoun merged 4 commits intomainRequestNetwork/web-components:mainfrom

113-payment-widget-after-request-is-persisted-buyer-has-option-on-how-to-receive-receipt-print-download-pdf-email-link-add-step-9RequestNetwork/web-components:113-payment-widget-after-request-is-persisted-buyer-has-option-on-how-to-receive-receipt-print-download-pdf-email-link-add-step-9Copy head branch name to clipboard