Taylor Swift flaunted her wedding ring while stepping out without her husband, Travis Kelce, to celebrate her close pal’s nuptials. According to exclusive photos obtained by Page Six, the Grammy winner’s massive engagement ring and gold band were on full display as she socialized at the wedding of recording engineers Oli Jacobs and Laura Sisk, hosted at Real World Studios in England, on Saturday. She was all smiles during an intimate conversation with the bride and groom before moving on to talk with more attendees. Swift, 36, stunned in an Arcangela appliqué tulle gown designed by Costarellos ($2,836). The dark blue dress featured gold…