docs: update OrganizationManager `getInvitations` (#679)
docs: update OrganizationManager `getInvitations` (#679)

- remove information about Checkoint pagination support

/cc @pscz

Thanks!

Fixes #678

Co-authored-by: Adam Mcgrath <1f4a0ac7ef55185cad37920eefa58fa6bf4d1c8a@auth0.com>
auth0/node-auth0