You need to search and replace all namespace in your code:
before
Lexik\Bundle\FormFilterBundle
after
Spiriit\Bundle\FormFilterBundle
In bundles.php
:
before
use Lexik\Bundle\FormFilterBundle\LexikFormFilterBundle;
...
LexikFormFilterBundle::class => ['all' => true],
after
use Spiriit\Bundle\FormFilterBundle\SpiriitFormFilterBundle;
...
SpiriitFormFilterBundle::class => ['all' => true],
In lexik_form_filter.yaml
/ lexik_form_filter.php
bundle configuration file:
before
lexik_form_filter
after
spiriit_form_filter