Restore fix after confirming test failed without it (centos-stream-9, server-install-os)

Author: cgunther

resources/config.rb

@@ -48,7 +48,7 @@
 
 property :server_config, Hash,
           default: {},
-          # coerce: proc { |p| p.transform_keys(&:to_s).deep_sort },
+          coerce: proc { |p| p.transform_keys(&:to_s).deep_sort },
           description: 'PostgreSQL server configuration options'
 
 load_current_value do |new_resource|