refactor: change comment form to bulma

src/fellchensammlung/forms.py

@@ -106,13 +106,6 @@ class ReportCommentForm(forms.ModelForm):
 
 
 class CommentForm(forms.ModelForm):
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-        self.helper = FormHelper()
-        self.helper.form_class = 'form-comments'
-        self.helper.add_input(Hidden('action', 'comment'))
-        self.helper.add_input(Submit('submit', _('Kommentieren'), css_class="button is-primary"))
-
     class Meta:
         model = Comment
         fields = ('text',)