doc: slight doc improvement #1

	# Cut a release whenever a new tag is pushed to the repo.
	# You should use an annotated tag, like `git tag -a 1.2.3`
	# and put the release notes into the commit message for the tag.
	name: Release

	on:
	push:
	tags:
	- "..*"

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- uses: bazelbuild/setup-bazelisk@v1
	- name: Check git state is clean
	run: git status --porcelain
	- name: Export release version
	run: 'echo "RELEASE_VERSION=${GITHUB_REF##*/}" >> $GITHUB_ENV'
	- name: Build release archive
	env:
	# Bazelisk will download bazel to here
	XDG_CACHE_HOME: ~/.cache/bazel-repo
	run: bazel --bazelrc=.github/workflows/ci.bazelrc --bazelrc=.bazelrc build //:bazel_rules_jq
	- name: Set versioned archive name
	run: cp bazel-bin/bazel_rules_jq.tar.gz bazel-bin/bazel_rules_jq-v${{ env.RELEASE_VERSION }}.tar.gz
	- name: Export checksum
	run: 'echo "RELEASE_CHECKSUM=$(shasum -b -a 256 bazel-bin/bazel_rules_jq-v${{ env.RELEASE_VERSION }}.tar.gz \| cut -d " " -f 1)" >> $GITHUB_ENV'
	- name: Upload release
	uses: softprops/action-gh-release@v1
	with:
	files: bazel-bin/bazel_rules_jq-v${{ env.RELEASE_VERSION }}.tar.gz
	fail_on_unmatched_files: true
	body: \|
	```starlark
	http_archive(
	name = "bazel_rules_jq",
	sha256 = "${{ env.RELEASE_CHECKSUM }}",
	url = "https://github.com/jqlang/bazel_rules_jq/releases/download/${{ env.RELEASE_VERSION }}/bazel_rules_jq-v${{ env.RELEASE_VERSION }}.tar.gz",
	)
	```

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