Ensure socketproxy requests to static files work
Ensure socketproxy requests to static files work

Without this slash, requests would end up going to:

$app_home/app/subdir/public$uri

instead of:

$app_home/app/subdir/public/$uri

periscopedevelopment/nginx,blmlove409/nginx_cookbook,8la/nginx,7bfa689ac3c4be50f8ba6c1ea8c5f316/nginx,luishdez/nginx-cookbook,ttab/nginx,cokeboL/nginx,7bfa689ac3c4be50f8ba6c1ea8c5f316/nginx,8la/nginx,Altiscale/nginx,luishdez/nginx-cookbook,kri5/nginx,Altiscale/nginx,luishdez/nginx-cookbook,Altiscale/nginx,cokeboL/nginx,AudaxHealthInc/nginx,periscopedevelopment/nginx,AudaxHealthInc/nginx,blmlove409/nginx_cookbook,kri5/nginx,Sauraus/chef_nginx,8la/nginx,miketheman/nginx,chef-cookbooks/chef_nginx,chef-cookbooks/chef_nginx,Roblox/chef_nginx,AudaxHealthInc/nginx,axos88/chef_nginx,chef-cookbooks/chef_nginx,fsultan/nginx,cokeboL/nginx,evertrue/nginx-cookbook,fsultan/nginx,ffuenf/nginx,fsultan/nginx,ttab/nginx,Sauraus/chef_nginx,miketheman/nginx,kri5/nginx,periscopedevelopment/nginx,evertrue/nginx-cookbook,ffuenf/nginx,miketheman/nginx,ttab/nginx,7bfa689ac3c4be50f8ba6c1ea8c5f316/nginx,Sauraus/chef_nginx,blmlove409/nginx_cookbook,axos88/chef_nginx,Roblox/chef_nginx,Roblox/chef_nginx,ffuenf/nginx,evertrue/nginx-cookbook,axos88/chef_nginx