Make Tag optional while pageedit

pages/forms.py

 
 class EditForm(forms.Form):  # Note that it is not inheriting from forms.ModelForm
     page_txt = forms.CharField(max_length=20000, label="Page source text", widget=forms.Textarea(attrs={"rows": "20"}))
-    page_tags = forms.CharField(max_length=20000, label="Tags (words separated by spaces)")
+    page_tags = forms.CharField(max_length=20000, label="Tags (words separated by spaces)", required=False)
 
     def __init__(self, *args, **kwargs) -> None:
         page_data = kwargs.pop("page_data")