[neon-notifications] Build failed in Jenkins: mgmt_digital-ocean #826

[Neon CI]

See <https://build.neon.kde.org/job/mgmt_digital-ocean/826/display/redirect>

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Started by timer
[EnvInject] - Loading node environment variables.
Building on master in workspace <https://build.neon.kde.org/job/mgmt_digital-ocean/ws/>
[mgmt_digital-ocean] $ /bin/sh -xe /tmp/jenkins8524881183798917265.sh
+ /home/neon/tooling/mgmt/digital_ocean.rb
I, [2019-05-07T20:39:30.453151 #11602]  INFO -- : Creating new droplet.
/home/neon/.gem/ruby/2.5.0/gems/droplet_kit-3.0.0/lib/droplet_kit/error_handling_resourcable.rb:14:in `block (2 levels) in included': 503: {"id": "service_unavailable", "message": "Service is currently unavailable." } (DropletKit::Error)
	from /home/neon/.gem/ruby/2.5.0/gems/resource_kit-0.1.7/lib/resource_kit/action_invoker.rb:19:in `instance_exec'
	from /home/neon/.gem/ruby/2.5.0/gems/resource_kit-0.1.7/lib/resource_kit/action_invoker.rb:19:in `handle_response'
	from /home/neon/.gem/ruby/2.5.0/gems/resource_kit-0.1.7/lib/resource_kit/action_invoker.rb:14:in `call'
	from /home/neon/.gem/ruby/2.5.0/gems/resource_kit-0.1.7/lib/resource_kit/method_factory.rb:16:in `block in method_for_action'
	from /home/neon/tooling/lib/digital_ocean/droplet.rb:48:in `create'
	from /home/neon/tooling/mgmt/digital_ocean.rb:47:in `<main>'
Build step 'Execute shell' marked build as failure