added correct DELETE endpoint parameters
added correct DELETE endpoint parameters

changed {principalId} to /me

sarraloew/developer.concur.com,bhague1281/developer.concur.com,HeathH-Concur/developer.concur.com,concur/developer.concur.com,sarraloew/developer.concur.com,HeathH-Concur/developer.concur.com,concur/developer.concur.com,concur/developer.concur.com,bhague1281/developer.concur.com,sarraloew/developer.concur.com,concur/developer.concur.com,concur/developer.concur.com,HeathH-Concur/developer.concur.com,bhague1281/developer.concur.com,bhague1281/developer.concur.com,HeathH-Concur/developer.concur.com,HeathH-Concur/developer.concur.com,sarraloew/developer.concur.com,bhague1281/developer.concur.com,sarraloew/developer.concur.com