Fix akkounts systemd unit stop command

Typo (not using pumactl), but we don't need to specify it to do the
right thing anyway. systemd can just send sigterm on its own.

site-cookbooks/kosmos-akkounts/recipes/default.rb

@@ -230,7 +230,6 @@ systemd_unit "akkounts.service" do
       WorkingDirectory: deploy_path,
       Environment: "RAILS_ENV=#{rails_env} SOLID_QUEUE_IN_PUMA=true",
       ExecStart: "#{bundle_path} exec puma -C config/puma.rb --pidfile #{deploy_path}/tmp/puma.pid",
-      ExecStop: "#{bundle_path} exec puma -C config/puma.rb --pidfile #{deploy_path}/tmp/puma.pid stop",
       ExecReload: "#{bundle_path} exec pumactl -F config/puma.rb --pidfile #{deploy_path}/tmp/puma.pid phased-restart",
       PIDFile: "#{deploy_path}/tmp/puma.pid",
       TimeoutSec: "10",