Prevents the wpautop (BR and P tags) function from running on a custom content field.

gv-remove-wpautop-custom-content.php

<?php
/**
 * Remove wpautop() when Gravity Forms is in the field content
 */
add_filter( 'gravityview/field_output/args', function( $args, $passed_args, $context = null ) {
    
    if( $context && $context instanceof \GV\Template_Context ) {
        $content = \GV\Utils::get( $args, 'value', '' );
        
        if( has_shortcode( $content, 'gravityform') ) {
            $args['wpautop'] = false;
        }
    }
    
    return $args;
}, 10, 3 );