generate_descriptor_pages.main.kts: Fix rendering deprecated attribute information

.github/scripts/generate_descriptor_pages.main.kts

@@ -314,17 +314,15 @@ fun StringBuilder.appendAttributeDeprecationInfo(attribute: Attribute) {
   val deprecatedSince = attribute.deprecatedSince
   val deprecationNote = attribute.deprecationNote
   if (deprecatedSince != null || deprecationNote != null) {
-    if (deprecatedSince != null) {
+    append(
-      append("**_Deprecated since ${deprecatedSince}_**".indentLines(4))
+      (if (deprecatedSince != null) "**_Deprecated since ${deprecatedSince}_**" else "**_Deprecated_**").indentLines(2)
-    } else {
+    )
-      append("**_Deprecated_**")
-    }
     if (deprecationNote != null) {
       val noteWithoutLineBreaks = deprecationNote.replace('\n', ' ')
       append(": $noteWithoutLineBreaks")
     }
+    appendLine()
   }
-  append("")
 }
 
 fun StringBuilder.appendChildren(parent: Element, parentPath: String) {

topics/basics/plugin_structure/plugin_configuration_file.md

@@ -1179,7 +1179,8 @@ Attributes
 - `ref` _(**required**)_<br/>
   The ID of the action to add to a group.
 - `id` _(optional)_<br/>
-**_Deprecated_**: Use `ref` instead. 
+    **_Deprecated_**: Use `ref` instead. 
+
     The ID of the action to add to a group.
 
 Children