MAINT: update CI versions + anaconda==2024.02

[mmcky]

This PR

• [x] update to anaconda=2024.03
• [x] upgrades version of the github actions CI workflows
• [x] check full build for any execution errors

[github-actions[bot]]

🚀 Deployed on https://65e9426c877670a09e2337ca--epic-agnesi-957267.netlify.app

[mmcky]

Most lectures have similar performance except pandas which is a lot quicker from 41s to 28s