Update Chef on these servers

nodes/mastodon-3.json

@@ -45,9 +45,6 @@
       "postfix::sasl_auth",
       "hostname::default",
       "firewall::default",
-      "chef-sugar::default",
-      "git::default",
-      "git::package",
       "kosmos-nodejs::default",
       "nodejs::nodejs_from_package",
       "nodejs::repo",
@@ -60,7 +57,7 @@
       "redisio::default",
       "redisio::_install_prereqs",
       "redisio::install",
-      "ulimit::default",
+      "redisio::ulimit",
       "redisio::disable_os_default",
       "redisio::configure",
       "redisio::enable",
@@ -73,13 +70,14 @@
     "platform_version": "20.04",
     "cloud": null,
     "chef_packages": {
-      "ohai": {
-        "version": "15.12.0",
-        "ohai_root": "/opt/chef/embedded/lib/ruby/gems/2.6.0/gems/ohai-15.12.0/lib/ohai"
-      },
       "chef": {
-        "version": "15.17.4",
-        "chef_root": "/opt/chef/embedded/lib/ruby/gems/2.6.0/gems/chef-15.17.4/lib"
+        "version": "18.2.7",
+        "chef_root": "/opt/chef/embedded/lib/ruby/gems/3.1.0/gems/chef-18.2.7/lib",
+        "chef_effortless": null
+      },
+      "ohai": {
+        "version": "18.1.4",
+        "ohai_root": "/opt/chef/embedded/lib/ruby/gems/3.1.0/gems/ohai-18.1.4/lib/ohai"
       }
     }
   },