Deprecation warning "Path 'js\version-select.js' uses OS-specific separator '\'" on Windows 10

[alexzhornyak]

Summary

Deprecation warning "Path 'js\version-select.js' uses OS-specific separator ''" on Windows 10

Configuration and Logs

When I am trying to build repository I see deprecation warning messages in logs:

WARNING -  Path 'js\version-select.js' uses OS-specific separator '\'. That will be unsupported in a future release. Please change it to '/'.
WARNING -  Path 'css\version-select.css' uses OS-specific separator '\'. That will be unsupported in a future release. Please change it to '/'.

• Repository: https://github.com/ZenMastersTeam/Zen-UV
• Platform: Windows-10-10.0.19045-SP0 64 Bits
• mike version: 2.1.2
• CI configuration: mike is being run in VSCode

Steps to Reproduce

1. Command mike deploy latest