enterprise license job fails on consul versions >= 1.8.1

[lkysow]

Consul 1.8.1 upgraded alpine (hashicorp/docker-consul#149) which included a newer version of timeout that takes the timeout as an argument instead of with the -t flag.

Before:

timeout
BusyBox v1.29.3 (2019-01-24 07:45:07 UTC) multi-call binary.

Usage: timeout [-t SECS] [-s SIG] PROG ARGS

Runs PROG. Sends SIG to it if it is not gone in SECS seconds.
Defaults: SECS: 10, SIG: TERM.

Now:

timeout -s
timeout: option requires an argument: s
BusyBox v1.31.1 () multi-call binary.

Usage: timeout [-s SIG] SECS PROG ARGS

Runs PROG. Sends SIG to it if it is not gone in SECS seconds.
Default SIG: TERM.