ci: auto fixes from pre-commit hooks

for more information, see https://pre-commit.ci

src/djangocms_snippet/admin.py

@@ -47,7 +47,7 @@ class Media:
 
     list_display = ("name",)
     search_fields: ClassVar[list[str]] = ["name"]
-    change_form_template = 'djangocms_snippet/admin/change_form.html'
+    change_form_template = "djangocms_snippet/admin/change_form.html"
     text_area_attrs: ClassVar[dict[str, Any]] = {
         "rows": 20,
         "data-editor": True,