Pin versions of GitHub actions that are used in our workflows. Bumps an instance of actions/checkout from v3.x to v4.x. Bumps actions/setup-java from v3.x to v4.x. Updates #cleanup Signed-off-by: Mario Minardi <mario@tailscale.com>
Pin versions of GitHub actions that are used in our workflows. Bumps an instance of actions/checkout from v3.x to v4.x. Bumps actions/setup-java from v3.x to v4.x. Updates #cleanup Signed-off-by: Mario Minardi <mario@tailscale.com>