Update workflow ref for testing, change spack.yaml for deployment #270

Job	Run time
Comment	0s
Closed	0s
CI / Set Defaults	7s
CI / !redeploy Pending	0s
CI / Deploy (Gadi) / Gadi: Check Config	13s
CI / Deploy (Gadi) / Gadi: Check Spack Manifest	6s
CI / Deploy (Gadi) / Gadi / Deploy to Gadi Prerelease	7m 37s
CI / Deploy (Gadi) / Gadi:Outputs Upload	5s
CI / Post-Deploy Notifier	14s
CI / !redeploy Status ${{ needs.deploy.result }}	-1s
	8m 21s

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