Astra theme

Functions.php

function your_prefix_next_prev_links( $status ) {
	if ( 'your-post-type-slug' == get_post_type() ) {
		$status = false;
	}
	return $status;
}

add_filter( 'astra_single_post_navigation_enabled', 'your_prefix_next_prev_links' );

CSS

.single-servicio .nav-links a {
    display: none;
}