Removed v51.0 in public with mike 2.0.0

public/[latest,

public/latest

public/latestR51

public/latestR51]

public/v51.0/1/index.html

public/v51.0/2.1/index.html

public/v51.0/2.2/index.html

public/v51.0/2/index.html

public/v51.0/3.1/index.html

public/v51.0/3.2/index.html

public/v51.0/3/index.html

public/v51.0/4/index.html

public/v51.0/404.html

public/v51.0/5.1/index.html

public/v51.0/5.2/index.html

public/v51.0/5.3/index.html

public/v51.0/5.4/index.html

public/v51.0/5.5/index.html

public/v51.0/5.6/index.html

public/v51.0/5/index.html