chore(deps): update actions/checkout action to v4.1.4 #567

Job	Run time
extra-args	2s
build-all-charms (./charms/worker/k8s/) / Build and push charms	3m 22s
build-all-charms (./charms/worker/) / Build and push charms	2m 56s
integration-tests (k8s) / Get runner image / Get runner image	3s
integration-tests (etcd) / Get runner image / Get runner image	4s
integration-tests (k8s) / Build and push charm	58s
integration-tests (k8s) / Build image / Get images	3s
integration-tests (k8s) / Build rock / Get rocks	2s
integration-tests (etcd) / Build and push charm	1m 0s
integration-tests (etcd) / Build rock / Get rocks	2s
integration-tests (etcd) / Build image / Get images	2s
integration-tests (k8s) / Build rock / Build rock	0s
integration-tests (k8s) / Build image / Build image	0s
integration-tests (k8s) / Get rocks or Docker images	1s
integration-tests (etcd) / Build rock / Build rock	0s
integration-tests (etcd) / Build image / Build image	0s
integration-tests (etcd) / Get rocks or Docker images	1s
integration-tests (k8s) / Integration tests / Integration tests	40m 27s
integration-tests (etcd) / Integration tests / Integration tests	34m 11s
integration-tests (etcd) / Required Integration Test Status Checks	1s
integration-tests (k8s) / Required Integration Test Status Checks	1s
	1h 23m 16s

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