Run commands with a specific golang version

Merge pull request #39 from buildkite-plugins/renovate/plugin-tester-1.x

Passed in 1m 33s
:pipeline:buildkite-agent pipeline upload
Waited 6s
·
Ran in 3s
run bats tests
Waited 5s
·
Ran in 6s
:bash: Shellcheck
Waited 10s
·
Ran in 4s
Linter
Waited 9s
·
Ran in 15s
test running a specific versiongo version
Waited 44s
·
Ran in 22s
test cross compilinggo build ./tests/helloworld
Waited 1m 7s
·
Ran in 24s
Total Job Run Time: 1m 12s