add_action('init', function () {
    wp_append_dependencies_to_script('cf7-blocks-integrate', [ 'wpcf7-admin-taggenerator' ]);
}, 11);

/**
 * Add $deps (script handles) to the array of dependencies for $handle
 * @see http://wordpress.stackexchange.com/questions/100709/add-a-script-as-a-dependency-to-a-registered-script
 *
 * @param string $handle Script handle for which you want to add a dependency
 * @param string $deps    Script handle - the dependencies you wish to add
 */
function wp_append_dependencies_to_script( $handle, $deps ) {
    global $wp_scripts;

    $script = $wp_scripts->query( $handle, 'registered' );
    if ( ! $script ) {
        return false;
    }

    foreach ( (array) $deps as $dep ) {
        if ( ! in_array( $dep, $script->deps, true ) ) {
            $script->deps[] = $dep;
        }
    }

    return true;
}