Minor escrow tutorial edits

docs/tutorials/how-tos/use-specialized-payment-types/use-escrows/index.md

@@ -1,6 +1,4 @@
 ---
-html: use-escrows.html
-parent: use-specialized-payment-types.html
 metadata:
   indexPage: true
 ---

docs/tutorials/how-tos/use-specialized-payment-types/use-escrows/send-a-conditional-escrow.md

@@ -15,6 +15,7 @@ This tutorial shows how to escrow XRP. If the [TokenEscrow amendment][] is enabl
 By following this tutorial, you should learn how to:
 
 - Convert a timestamp into the XRP Ledger's native format.
+- Create a crypto-condition and fulfillment in the format needed for the XRP Ledger.
 - Create and finish an escrow.
 
 ## Prerequisites