Point to correct tests action badge

[williambdean]

Description

Was showing failing tests in README which wasn't true. Was pointing to stale tests action

Related Issue

• Closes #
• Related to #

Checklist

• Checked that the pre-commit linting/style checks pass
• Included tests that prove the fix is effective or that the new feature works
• Added necessary documentation (docstrings and/or example notebooks)
• If you are a pro: each commit corresponds to a relevant logical change

Type of change

• New feature / enhancement
• Bug fix
• Documentation
• Maintenance
• Other (please specify):

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📚 Documentation preview 📚: https://pymc--7682.org.readthedocs.build/en/7682/

[ricardoV94]

May also need a tweak like pymc-devs/pytensor#832

[williambdean]

May also need a tweak like pymc-devs/pytensor#832

Changed the target. But couldn't get the badge with the main branch to work. Always showed up as no status

https://github.com/pymc-devs/pymc/workflows/tests/badge.svg?branch=main

[ricardoV94]

May also need a tweak like pymc-devs/pytensor#832

Changed the target. But couldn't get the badge with the main branch to work. Always showed up as no status

https://github.com/pymc-devs/pymc/workflows/tests/badge.svg?branch=main

Yeah that may not work anymore, shows no-status on PyTensor as well.