FEATURE: remove all invites

https://meta.discourse.org/t/remove-all-invitations-button-for-the-admin-panel/65207

spec/models/invite_spec.rb

@@ -484,4 +484,16 @@ describe Invite do
 
   end
 
+  describe '.rescind_all_invites_from' do
+    it 'removes all invites sent by a user' do
+      user = Fabricate(:user)
+      invite_1 = Fabricate(:invite, invited_by: user)
+      invite_2 = Fabricate(:invite, invited_by: user)
+      Invite.rescind_all_invites_from(user)
+      invite_1.reload
+      invite_2.reload
+      expect(invite_1.deleted_at).to be_present
+      expect(invite_2.deleted_at).to be_present
+    end
+  end
 end