use etc to set processor count

puma_config.rb

@@ -1,4 +1,4 @@
-require 'facter'
+require 'etc'
 
 #threads 1, 1
 environment 'production'
@@ -6,7 +6,7 @@ environment 'production'
 pidfile '/var/run/neocities/neocities.pid'
 stdout_redirect '/var/log/neocities/neocities.stdout.log', '/var/log/neocities/neocities.stderr.log', true
 quiet
-workers Facter.value('processors')['count']
+workers Etc.nprocessors
 #preload_app!
 prune_bundler
 #on_worker_boot { DB.disconnect }