Revert "infra: split the `npm test` to parallel steps (#3610)"
Revert "infra: split the `npm test` to parallel steps (#3610)"

This reverts commit 407b0441eb01e1823f9da48673bbc51232570f83.

wix/wix-style-react,wix/wix-style-react,wix/wix-style-react,wix/wix-style-react