Fatal error: Uncaught Error: Call to undefined function deactivate_plugins()

After I upgraded the WordPress to the latest stable version I am getting the following error.

Fatal error: Uncaught Error: Call to undefined function deactivate_plugins() in /home/dev/public_html/wp-content/plugins/wp-hotel-booking/includes/class-wphb-install.php:50 Stack trace: #0 /home/dev/public_html/wp-content/plugins/wp-hotel-booking/wp-hotel-booking.php(102): WPHB_Install::install() #1 /home/dev/public_html/wp-includes/class-wp-hook.php(286): WP_Hotel_Booking->install('/home/dev...') #2 /home/dev/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters('', Array) #3 /home/dev/public_html/wp-includes/plugin.php(465): WP_Hook->do_action(Array) #4 /home/dev/public_html/wp-settings.php(351): do_action('plugin_loaded', '/home/dev...') #5 /home/dev/public_html/wp-config.php(89): require_once('/home/dev...') #6 /home/dev/public_html/wp-load.php(37): require_once('/home/dev...') #7 /home/dev/public_html/wp-admin/admin.php(34): require_once('/home/dev...') #8 /home/dev/public_html/wp-admin/index.php(10): require_on in /home/dev/public_html/wp-content/plugins/wp-hotel-booking/includes/class-wphb-install.php on line 50

PHP 7.2