remove AUGUSTUS ENV overwrites from Dockerfile #341

	name: linux
	on:
	push:
	branches:
	- '*'
	tags-ignore:
	- '*'
	pull_request:
	jobs:
	perl:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	perl-version:
	- '5.16'
	- '5.18'
	- '5.20'
	- '5.22'
	- '5.30'
	- '5.32'
	container:
	image: perl:${{ matrix.perl-version }}
	steps:
	- uses: actions/checkout@v2
	- name: perl -V
	run: perl -V
	- name: Fix ExtUtils::MakeMaker (for Perl 5.16 and 5.18)
	run: cpanm -n App::cpanminus ExtUtils::MakeMaker
	- name: Install dependencies
	run: \|
	cpanm -n --installdeps .
	- name: Run tests
	run: prove -l t

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