fix bad redirect url bug

src/registrar/views/portfolios.py

@@ -258,7 +258,6 @@ class PortfolioMemberEditView(DetailView, View):
     def get(self, request, member_pk):
         portfolio_permission = get_object_or_404(UserPortfolioPermission, pk=member_pk)
         user = portfolio_permission.user
-
         form = self.form_class(instance=portfolio_permission)
         return render(
             request,
@@ -308,15 +307,17 @@ class PortfolioMemberEditView(DetailView, View):
             form.save()
             messages.success(self.request, "The member access and permission changes have been saved.")
             return redirect("member", member_pk=member_pk) if not removing_admin_role_on_self else redirect("home")
-
-        return render(
-            request,
-            self.template_name,
-            {
-                "form": form,
-                "member": user,  # Pass the user object again to the template
-            },
-        )
+        else:
+            return render(
+                request,
+                self.template_name,
+                {
+                    "form": form,
+                    "member": user,
+                    "portfolio_permission": portfolio_permission,
+                    "is_only_admin": request.user.is_only_admin_of_portfolio(portfolio_permission.portfolio),
+                },
+            )
 
     def _handle_exceptions(self, exception):
         """Handle exceptions raised during the process."""