md files minor adjustments

ui-ngx/src/assets/help/en_US/widget/lib/gateway/name-field-identifier_fn.md

@@ -62,6 +62,6 @@ byte string (`**b**`), and GUID (`**g**`). Below is an explanation of each ident
 
   _Expression:_
 
-  Device ${ns=1;g=550e8400-e29b-41d4-a716-446655440000}
+  **`Device ${ns=1;g=550e8400-e29b-41d4-a716-446655440000}`**
 
   In this example, created device on platform will have “**Device TH-101**” name.

ui-ngx/src/assets/help/en_US/widget/lib/gateway/name-field-path_fn.md

@@ -37,5 +37,5 @@ _Expression:_
 `**Device ${Name}**`
 
 In this example, **the gateway will search for the child node "Name" in the device node (parent node) 
-"Root\\.Objects\\.TempSensor"** and the created device on the platform will be named "**Device TH-101**".
+"Root\\.Objects\\.TempSensor"** and created device on the platform will be named "**Device TH-101**".
 

ui-ngx/src/assets/help/en_US/widget/lib/gateway/profile-name-path_fn.md

@@ -35,4 +35,4 @@ _Expression:_
 **`Device ${Type}`**
 
 In this example, **the gateway will search for the child node "Name" in the device node (parent node) 
-"Root\\.Objects\\.TempSensor"** and the created device on the platform will have "thermostat" profile name.
+"Root\\.Objects\\.TempSensor"** and created device on the platform will have "thermostat" profile name.