feat: hide inactive teamers from list view, overridable in filter

addresses #869dv987y

src/Form/TeamerFilterType.php

@@ -55,6 +55,10 @@ class TeamerFilterType extends AbstractType
                 'label' => 'an keinen Fortbildungen teilgenommen',
                 'required' => false,
             ])
+            ->add('includeInactive', CheckboxType::class, [
+                'label' => 'inaktive Teamer:innen anzeigen',
+                'required' => false,
+            ])
             ->add('apply', SubmitType::class, [
                 'label' => 'filtern',
             ])