Typo inside the Members Invitations file header inline comment

[imath]

Instead of:

<?php
/**
 * BuddyPress Membersip Invitations
 *
 * @package BuddyPress

it should be:

<?php
/**
 * BuddyPress Membership Invitations
 *
 * @package BuddyPress

This is a nice ticket to learn how to patch BuddyPress. For more information about how to do this, have a look at: ​https://github.com/buddypress/buddypress/blob/master/docs/contributor/code/README.md