Function that changes 'Make a Gift' text - PMPRO Donations Add on

function_to_change_pmpro_donation_text.php

<?php
/*
  This function simply edits the text 'Make a Gift' for PMPRO Donations Add-On
  Please paste this function in your functions.php or custom plugin - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
*/

function pmpro_donations_change_text( $change_text, $text, $domain ) {
    switch ( $change_text ) {
        case 'Make a Gift' :
            $change_text = __( 'This will change Make A Gift', 'pmpro-donations' ); //edit 'This will change Make A Gift' to edit the text output of 'Make a Gift'
            break;
    }
    return $change_text;
}
add_filter( 'gettext', 'pmpro_donations_change_text', 20, 3 );