chore: update documentation

Signed-off-by: Jack Palmer <jackpalmer@spotify.com>

docs/auth/auth0/provider.md

@@ -44,6 +44,7 @@ auth:
         audience: ${AUTH_AUTH0_AUDIENCE}
         connection: ${AUTH_AUTH0_CONNECTION}
         connectionScope: ${AUTH_AUTH0_CONNECTION_SCOPE}
+        organization: ${AUTH_AUTH0_ORGANIZATION_ID}
         ## uncomment to set lifespan of user session
         # sessionDuration: { hours: 24 } # supports `ms` library format (e.g. '24h', '2 days'), ISO duration, "human duration" as used in code
   session:
@@ -69,6 +70,7 @@ Auth0 requires a session, so you need to give the session a secret key.
 - `connection`: Social identity provider name. To check the available social connections, please visit [Auth0 Social Connections](https://marketplace.auth0.com/features/social-connections).
 - `connectionScope`: Additional scopes in the interactive token request. It should always be used in combination with the `connection` parameter.
 - `sessionDuration`: Lifespan of the user session.
+- `organization`: Specify a specific organization ID to be targeted as part of the login flow.
 
 ### Resolvers