Update EIP-4519: Move to Final (#6124)

* Update eip-4519.md

* Update eip-4519.md

* Update eip-4519.md

* Update EIPS/eip-4519.md

Co-authored-by: Pandapip1 <45835846+Pandapip1@users.noreply.github.com>

* Update EIPS/eip-4519.md

Co-authored-by: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>

* Update eip-4519.md

Co-authored-by: Pandapip1 <45835846+Pandapip1@users.noreply.github.com>
Co-authored-by: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>

EIPS/eip-4519.md

@@ -4,8 +4,7 @@ title: Non-Fungible Tokens Tied to Physical Assets
 description: Interface for non-fungible tokens representing physical assets that can generate or recover their own accounts and obey users.
 author: Javier Arcenegui (@Hardblock-IMSE-CNM), Rosario Arjona (@RosarioArjona), Roberto Román <roman@imse-cnm.csic.es>, Iluminada Baturone (@lumi2018)
 discussions-to: https://ethereum-magicians.org/t/new-proposal-of-smart-non-fungible-token/7677
-status: Last Call
-last-call-deadline: 2022-11-30
+status: Final
 type: Standards Track
 category: ERC
 created: 2021-12-03
@@ -56,7 +55,7 @@ If the asset consults Ethereum and the state of its NFT is `waitingForUser`, the
 
 The user sends request engagement and the asset calculates:
 
-K<sub>A</sub> = SK<sub>A</sub>*PK<sub>U_A</sub>
+K<sub>A</sub> = SK<sub>A</sub> * PK<sub>U_A</sub>
 
 If everything is correctly done, K<sub>U</sub> and K<sub>A</sub> are the same since: