Redirect from wp-login.php to home_url

function prefix_redirect_login_page() {
    // Check if the current page is the login page
    if( $_SERVER['REQUEST_URI'] == '/wp-login.php' ) {
        // Redirect to the home page
        wp_redirect( home_url() );
        exit;
    }
}
add_action( 'init', 'prefix_redirect_login_page' );