No need to explicitly trigger email, devise does that for us now

app/controllers/users_controller.rb

@@ -51,7 +51,6 @@ class UsersController < ApplicationController
     else
       user = User.create(user_params.merge(org_params).merge(password_params))
       if user.persisted?
-        user.send_reset_password_instructions
         redirect_to created_user_redirect_path
       else
         @resource.errors.add :email, I18n.t("validations.email.taken")

spec/features/organisation_spec.rb

@@ -7,13 +7,13 @@ RSpec.describe "User Features" do
   let(:org_id) { organisation.id }
   let(:set_password_template_id) { User::CONFIRMABLE_TEMPLATE_ID }
   let(:notify_client) { instance_double(Notifications::Client) }
-  let(:reset_password_token) { "MCDH5y6Km-U7CFPgAMVS" }
+  let(:confirmation_token) { "MCDH5y6Km-U7CFPgAMVS" }
   let(:devise_notify_mailer) { DeviseNotifyMailer.new }
 
   before do
     allow(DeviseNotifyMailer).to receive(:new).and_return(devise_notify_mailer)
     allow(devise_notify_mailer).to receive(:notify_client).and_return(notify_client)
-    allow(Devise.token_generator).to receive(:generate).and_return(reset_password_token)
+    allow(Devise.token_generator).to receive(:generate).and_return(confirmation_token)
     allow(notify_client).to receive(:send_email).and_return(true)
     sign_in user
   end
@@ -55,7 +55,7 @@ RSpec.describe "User Features" do
               name: "New User",
               email: "new_user@example.com",
               organisation: organisation.name,
-              link: "http://localhost:3000/account/password/edit?reset_password_token=#{reset_password_token}",
+              link: "http://localhost:3000/account/confirmation?confirmation_token=#{confirmation_token}",
             },
           },
         )