Update AsciiDoc_Template-Single_Entity.adoc

Author: Alice Pintus

AsciiDoc_sample/Reference_Terms/AsciiDoc_Template-Single_Entity.adoc

@@ -1,3 +1,4 @@
+// ARDUINO LANGUAGE REFERENCE TAG   ►►►►► ALWAYS INCLUDE IN YOUR FILE ◄◄◄◄◄
 ---
 // This title will show up in the Index of all Reference terms
 title: Entity Title
@@ -10,7 +11,6 @@ subCategories: [ “Comparison Operators” ]
 ---
 
 
-
 // ARDUINO PYGMENTS HIGHLIGHT ATTRIBUTE   ►►►►► ALWAYS INCLUDE IN YOUR FILE ◄◄◄◄◄
 :source-highlighter: pygments
 :pygments-style: arduino