Merge branch 'fix-empty-hostname' into 'morphemic-rc1.5'

Fix empty hostname

See merge request !215
18 jobs for morphemic-rc1.5 in 29 minutes and 55 seconds (queued for 15 seconds)
Status Name Job ID Coverage
  Deploy Library
passed build:amq-message-java-library #74629

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  Build
passed build:prediction_orchestrator #74631

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passed build:scheduling-abstraction-layer #74630

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passed build:slo-severity-calculator #74632

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  Deploy
passed deploy:amq-message-java-library #74637

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passed deploy:arima #74642

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passed deploy:forecaster-cnn #74635

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passed deploy:gluonmachines #75073

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passed deploy:morphemic-forecasting-eshybrid #74643

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passed deploy:nbeats #74640

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passed deploy:performance-model #74633

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passed deploy:persistent-storage #74634

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passed deploy:prediction_orchestrator #74638

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passed deploy:prophet #74644

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passed deploy:scheduling-abstraction-layer #74636

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passed deploy:slo-severity-calculator #74639

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passed deploy:tft #74641

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failed deploy:gluonmachines #74645

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