internal/host/plugin: fix flaky test #13895

Job	Run time
set-product-version	7s
generate-metadata-file	24s
product-metadata	1m 55s
Go 1.23.0 darwin amd64 build	6m 11s
Go 1.23.0 linux arm build	6m 19s
Go 1.23.0 darwin arm64 build	6m 38s
verify-product-metadata	6s
Go 1.23.0 linux arm64 build	7m 0s
Go 1.23.0 freebsd 386 build	5m 41s
Go 1.23.0 linux 386 build	6m 41s
Go 1.23.0 freebsd amd64 build	6m 15s
Go 1.23.0 linux amd64 build	6m 58s
Go 1.23.0 freebsd arm build	6m 12s
Go 1.23.0 windows 386 build	6m 8s
Go 1.23.0 windows amd64 build	6m 48s
Go 1.23.0 netbsd 386 build	5m 57s
Go 1.23.0 netbsd amd64 build	6m 50s
Go 1.23.0 netbsd arm build	5m 55s
Go 1.23.0 openbsd 386 build	6m 11s
Go 1.23.0 openbsd amd64 build	6m 25s
Go 1.23.0 openbsd arm build	5m 41s
Go 1.23.0 solaris amd64 build	6m 19s
Docker arm build	45s
Docker arm64 build	57s
Docker 386 build	1m 9s
Docker amd64 build	1m 13s
bats / CLI tests	13m 29s
Enos / setup	1m 6s
Enos / Integration (e2e_aws builder:crt)	16m 33s
Enos / Integration (e2e_database)	6m 1s
Enos / Integration (e2e_docker_base builder:crt)	19m 41s
Enos / Integration (e2e_docker_base_plus builder:crt)	9m 31s
Enos / Integration (e2e_docker_base_with_vault builder:crt)	5m 4s
Enos / Integration (e2e_docker_base_with_worker builder:crt)	4m 4s
Enos / Integration (e2e_docker_worker_registration_controller_led builder:crt)	4m 10s
Enos / Integration (e2e_docker_worker_registration_worker_led builder:crt)	4m 6s
	3h 24m 30s

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