Update release.yml to install sbt #2

	name: Release
	on:
	push:
	tags: ["v*"]
	jobs:
	test:
	runs-on: ubuntu-latest
	if: github.repository == 'lightbend/config'
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Setup JDK
	uses: actions/setup-java@v2
	with:
	distribution: temurin
	java-version: 11
	- name: Setup SBT
	run: \|
	# Make sure ca-certificates and gnupg are installed (often required for adding new repos)
	sudo apt-get update
	sudo apt-get install -y ca-certificates gnupg

	# Add the sbt repositories to apt sources
	echo "deb https://repo.scala-sbt.org/scalasbt/debian all main" \| sudo tee /etc/apt/sources.list.d/sbt.list
	echo "deb https://repo.scala-sbt.org/scalasbt/debian /" \| sudo tee /etc/apt/sources.list.d/sbt_old.list

	# Import the Scala SBT public key
	curl -sL "https://keyserver.ubuntu.com/pks/lookup?op=get&search=0x2EE0EA64E40A89B84B2DF73499E82A75642AC823" \
	\| sudo apt-key add -

	# Now update and install
	sudo apt-get update
	sudo apt-get install -y sbt
	- env:
	PGP_PASSPHRASE: ${{ secrets.PGP_PASSPHRASE }}
	PGP_SECRET: ${{ secrets.PGP_SECRET }}
	SONATYPE_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }}
	SONATYPE_USERNAME: ${{ secrets.SONATYPE_USERNAME }}
	run: sbt ci-release

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