fixing metadata version error. locking to 3.0
fixing metadata version error. locking to 3.0

cpbtechnology/nginx,luishdez/nginx-cookbook,auth0/chef-nginx,Sauraus/chef_nginx,kri5/nginx,blmlove409/nginx_cookbook,myplaceonline/nginx,Sauraus/chef_nginx,ttab/nginx,periscopedevelopment/nginx,Altiscale/nginx,newlywish/nginx,feedhenry-cookbooks/nginx,evertrue/nginx-cookbook,feedhenry-cookbooks/nginx,jharveysmith/nginx,blmlove409/nginx_cookbook,periscopedevelopment/nginx,myplaceonline/nginx,fsultan/nginx,AudaxHealthInc/nginx,evertrue/nginx-cookbook,ffuenf/nginx,newlywish/nginx,luishdez/nginx-cookbook,cpbtechnology/nginx,Altiscale/nginx,chef-cookbooks/chef_nginx,miketheman/nginx,cokeboL/nginx,ttab/nginx,chef-cookbooks/chef_nginx,AudaxHealthInc/nginx,axos88/chef_nginx,ttab/nginx,Roblox/chef_nginx,zuazo-forks/opscode-cookbooks-nginx,cokeboL/nginx,axos88/chef_nginx,Sauraus/chef_nginx,luishdez/nginx-cookbook,Altiscale/nginx,cpbtechnology/nginx,auth0/chef-nginx,chef-cookbooks/chef_nginx,ffuenf/nginx,Roblox/chef_nginx,ffuenf/nginx,blmlove409/nginx_cookbook,evertrue/nginx-cookbook,cokeboL/nginx,7bfa689ac3c4be50f8ba6c1ea8c5f316/nginx,miketheman/nginx,7bfa689ac3c4be50f8ba6c1ea8c5f316/nginx,jharveysmith/nginx,whatcould/nginx,8la/nginx,zuazo-forks/opscode-cookbooks-nginx,Roblox/chef_nginx,7bfa689ac3c4be50f8ba6c1ea8c5f316/nginx,miketheman/nginx,newlywish/nginx,whatcould/nginx,AudaxHealthInc/nginx,axos88/chef_nginx,kri5/nginx,fsultan/nginx,8la/nginx,kri5/nginx,fsultan/nginx,8la/nginx,periscopedevelopment/nginx