feat: add descriptions to plugin host enable toggles

plugins/docker/locales/en.json

@@ -123,7 +123,8 @@
   "settings": {
     "host": {
       "enable": {
-        "label": "Enable Docker"
+        "label": "Enable Docker",
+        "description": "Manage containers on this host."
       },
       "containerRuntime": {
         "label": "Container Runtime",

plugins/docker/manifest.json

@@ -57,6 +57,7 @@
         "editorOrder": 30,
         "enableKey": "enableDocker",
         "enableLabelKey": "settings.host.enable.label",
+        "enableDescriptionKey": "settings.host.enable.description",
         "fields": [
           {
             "key": "containerRuntime",