Hide past or current events that started before today from the calendar views.

example.php

<?php
// Hide past or current events that started before today from the calendar views. 
add_filter( 'tribe_events_views_v2_view_repository_args', function( $args, $context, $view ) {

    $args['starts_on_or_after'] = current_time('Y-m-d H:i:s');
 
    return $args;
	
}, 10, 3 );