[DOCS] Remove errant note (#73597) (#73600)

docs/reference/scripting/dissect-syntax.asciidoc

@@ -298,4 +298,4 @@ GET my-index/_search
   }
 }
 ----
-// TESTRESPONSE[s/"_id" : "D47UqXkBByC8cgZrkbOm"/"_id": $body.hits.hits.0._id/]
+// TESTRESPONSE[s/"_id" : "D47UqXkBByC8cgZrkbOm"/"_id": $body.hits.hits.0._id/]