[pre-commit.ci] auto fixes from pre-commit.com hooks

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setup.cfg

@@ -7,7 +7,7 @@ long_description_content_type = text/markdown
 url = https://github.com/aiidalab/aiidalab-mfa-cscs
 author = The AiiDAlab Team
 license = MIT
-license_file = LICENSE
+license_files = LICENSE
 classifiers =
     Development Status :: 1 - Planning
     License :: OSI Approved :: MIT License
@@ -25,7 +25,7 @@ install_requires =
     aiidalab>=21.09.0
     humanize
     ipywidgets
-python_requires = >=3.7
+python_requires = >=3.8
 
 [aiidalab]
 title = MFA for CSCS