[Test] Feat/add host aliases #328

Job	Run time
changes	3s
lint-chart	41s
kubeval-chart (v1.14.10, rasa)	11s
kubeval-chart (v1.14.10, rasa-action-server)	9s
kubeval-chart (v1.14.10, duckling)	8s
kubeval-chart (v1.16.4, rasa)	19s
kubeval-chart (v1.16.4, rasa-action-server)	6s
kubeval-chart (v1.16.4, duckling)	10s
kubeval-chart (v1.18.1, rasa)	18s
kubeval-chart (v1.18.1, rasa-action-server)	10s
kubeval-chart (v1.18.1, duckling)	7s
unit-tests (./test/common)	2m 25s
unit-tests (./charts/rasa/test)	2m 31s
unit-tests (./charts/rasa-action-server/test)	2m 27s
unit-tests (./charts/duckling/test)	2m 9s
Install chart (v1.14.10, rasa)	3m 5s
Install chart (v1.14.10, rasa-action-server)	1m 15s
Install chart (v1.14.10, duckling)	1m 10s
Install chart (v1.16.9, rasa)	2m 43s
Install chart (v1.16.9, rasa-action-server)	1m 19s
Install chart (v1.16.9, duckling)	1m 26s
Install chart (v1.18.4, rasa)	3m 16s
Install chart (v1.18.4, rasa-action-server)	1m 41s
Install chart (v1.18.4, duckling)	1m 50s
Validate the PR	1s
	29m 40s

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