[DLA 2] Add `qml.dla.lie_closure` function (#5169) #1583

	name: Docker builds
	on:
	push:
	branches:
	- master

	jobs:
	base-tests:
	runs-on: ubuntu-latest

	steps:
	- name: Cancel Previous Runs
	uses: styfle/cancel-workflow-action@0.11.0
	with:
	access_token: ${{ github.token }}

	- uses: actions/checkout@v2
	with:
	fetch-depth: 2

	- name: Build & test PennyLane
	run: make -f docker/Makefile build-base

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