[Woo POS] MVP Analytics: Update receipt-related events

[iamgabrielma]

Ref: p1739969113579909?thread_ts=1739367957.933319&cid=C070SJRA8DP-C070SJRA8DP

• receipt_email_tapped -> exists, substitutes email_receipt_tapped
• receipt_email_send_tapped -> doesn't exist, create it and substitutes email_receipt_send_tapped
• receipt_email_failed -> exists, reuse
• receipt_email_success -> exists, reuse

[dangermattic]

Thanks for reporting! 👍