Bump pyiron-atomistics from 0.6.14 to 0.6.15 #1101

	# Check for compliance to the black formatting standard

	name: Black

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: psf/black@stable
	with:
	options: "--check --diff"
	src: "./pyiron_gui"

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