Proposed change

Setuptools 80.3.0 was released yesterday. It added MIT as SPDX license expression but removed the license file from the dist 😮‍💨 Anyway, remove it from the exceptions list to fix CI.
pypa/setuptools@5061e67

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
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• This PR fixes or closes issue: fixes #
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