kick errors in php 8.2 and above

kick errors in php 8.2 and above:

Deprecated: Creation of dynamic property Bandsintown_JS_Plugin::$options is deprecated in /www/htdocs/website.com/wp-content/plugins/bandsintown/bandsintown.php on line 25

Warning: Cannot modify header information – headers already sent by (output started at /www/htdocs/website.com/wp-content/plugins/bandsintown/bandsintown.php:25) in /www/htdocs/website.com/wp-admin/includes/misc.php on line 1438

Warning: Cannot modify header information – headers already sent by (output started at /www/htdocs/website.com/wp-content/plugins/bandsintown/bandsintown.php:25) in /www/htdocs/website.com/wp-includes/functions.php on line 7108

Warning: Cannot modify header information – headers already sent by (output started at /www/htdocs/website.com/wp-content/plugins/bandsintown/bandsintown.php:25) in /www/htdocs/website.com/wp-admin/admin-header.php on line 9