Nanoleaf to Nut: add host field description (#104857)

Co-authored-by: starkillerOG <starkiller.og@gmail.com>

homeassistant/components/nanoleaf/strings.json

@@ -5,6 +5,9 @@
       "user": {
         "data": {
           "host": "[%key:common::config_flow::data::host%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your Nanoleaf device."
         }
       },
       "link": {

homeassistant/components/netgear/strings.json

@@ -7,6 +7,9 @@
           "host": "[%key:common::config_flow::data::host%]",
           "username": "[%key:common::config_flow::data::username%]",
           "password": "[%key:common::config_flow::data::password%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your Netgear device. For example: '192.168.1.1'."
         }
       }
     },

homeassistant/components/nfandroidtv/strings.json

@@ -6,6 +6,9 @@
         "data": {
           "host": "[%key:common::config_flow::data::host%]",
           "name": "[%key:common::config_flow::data::name%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your TV."
         }
       }
     },

homeassistant/components/nuki/strings.json

@@ -7,6 +7,9 @@
           "port": "[%key:common::config_flow::data::port%]",
           "token": "[%key:common::config_flow::data::access_token%]",
           "encrypt_token": "Use an encrypted token for authentication."
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your Nuki bridge. For example: 192.168.1.25."
         }
       },
       "reauth_confirm": {

homeassistant/components/nut/strings.json

@@ -2,12 +2,15 @@
   "config": {
     "step": {
       "user": {
-        "title": "Connect to the NUT server",
+        "description": "Connect to the NUT server",
         "data": {
           "host": "[%key:common::config_flow::data::host%]",
           "port": "[%key:common::config_flow::data::port%]",
           "username": "[%key:common::config_flow::data::username%]",
           "password": "[%key:common::config_flow::data::password%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your NUT server."
         }
       },
       "ups": {