Add WSL in en/documentation/installation (en)#2009

JuanitoFatas merged 1 commit intoruby:masterruby/www.ruby-lang.org:masterfrom

igaiga:add_wsl_in_en_ducumentation_installationigaiga/www.ruby-lang.org:add_wsl_in_en_ducumentation_installationCopy head branch name to clipboard