DOCSP-42038 OIDC ID Token Option (#374)

Author: ajhuh-mdb

source/reference/options.txt

@@ -532,6 +532,13 @@ Authentication Options
 
       mongosh 'mongodb://localhost/' --authenticationMechanism MONGODB-OIDC --oidcFlows=auth-code,device-auth
 
+.. option:: --oidcIdTokenAsAccessToken 
+   
+   Specifies whether ``mongosh`` uses the ID token received from the identity
+   provider instead of the access token. Use this option with identity providers 
+   that you can't configure to provide :abbr:`JWT (JSON Web Token)` access 
+   tokens.
+
 .. option:: --oidcRedirectUri
 
    Specifies a URI where the identity provider redirects you after authentication.