Fix typo in README.md #29

	name: "Tests"
	on: ["push", "pull_request"]

	jobs:
	tests:
	name: "Bazel ${{ matrix.bazel.series }}"
	runs-on: "${{ matrix.os }}"

	strategy:
	matrix:
	os: ["ubuntu-20.04"]
	bazel:
	# Disabled until rules_m4 is fixed to work with older Bazels.
	#
	# https://github.com/jmillikin/rules_m4/issues/16
	#
	# - series: "1.0"
	# version: "1.0.1"
	# - series: "2.0"
	# version: "2.0.1"
	- series: "3.0"
	version: "3.0.0"
	- series: "3.7"
	version: "3.7.1"

	steps:
	- uses: "actions/checkout@v2"
	with:
	path: "src"
	- uses: "actions/cache@v2"
	with:
	path: "cache"
	key: "os=${{ matrix.os }};bazel=${{ matrix.bazel.version }};v=1"
	- name: "Prepare workspace"
	run: \|
	echo '#!/bin/bash' > entrypoint.sh
	echo 'cd "${GITHUB_WORKSPACE}"/src' >> entrypoint.sh
	echo 'exec bazel "$@"' >> entrypoint.sh
	chmod +x entrypoint.sh

	mkdir -p cache
	curl -L -o "cache/bazel-${BAZEL_VERSION}-linux-x86_64" "https://github.com/bazelbuild/bazel/releases/download/${BAZEL_VERSION}/bazel-${BAZEL_VERSION}-linux-x86_64"
	chmod +x "cache/bazel-${BAZEL_VERSION}-linux-x86_64"
	mkdir -p src/tools
	ln -s "../../cache/bazel-${BAZEL_VERSION}-linux-x86_64" src/tools/bazel
	env:
	BAZEL_VERSION: ${{ matrix.bazel.version }}
	- name: "bazel test //..."
	uses: "docker://l.gcr.io/google/bazel:1.0.0"
	with:
	entrypoint: "/github/workspace/entrypoint.sh"
	args:
	test
	--announce_rc
	--curses=no
	--color=yes
	--verbose_failures
	--test_output=errors
	--test_verbose_timeout_warnings
	--incompatible_strict_action_env
	--repository_cache=/github/workspace/cache/repository_cache
	--disk_cache=/github/workspace/cache/disk_cache
	--
	//...

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